{
"certificate_id": "KDK-f56854bfc6597086",
"issued_at": "2026-10-14T17:43:05.027Z",
"chain_hash": "9e1c1a229dbccbbf65a37191f18955e9552f5cf8cc317f60286907417cfd67a3",
"chain_payload": "{\"summary\":\"The Golden Gate Bridge opened to traffic in 1937, with a pedestrian-only opening on May 27 followed by vehicular traffic on May 28.\",\"overall_verdict\":\"supported\",\"confidence\":99,\"sub_claims\":[{\"claim\":\"The Golden Gate Bridge opened to traffic in 1937.\",\"verdict\":\"supported\",\"role\":\"load_bearing\",\"basis\":\"confirmed\",\"reasoning\":\"Multiple historical records confirm the bridge opened to pedestrians on May 27, 1937, and to vehicular traffic on May 28, 1937.\",\"key_evidence\":\"https://www.politico.com/story/2014/05/fdr-opens-the-golden-gate-bridge-may-28-1937-107122\"},{\"claim\":\"The bridge opened to pedestrians before vehicles.\",\"verdict\":\"supported\",\"role\":\"context\",\"basis\":\"confirmed\",\"reasoning\":\"Evidence shows a 'Pedestrian Day' occurred on May 27, one day prior to the vehicular opening.\",\"key_evidence\":\"https://universalrecord.org/2026/05/27/golden-gate-bridge-opens-1937/\"}],\"omissions\":[{\"omission\":\"The specific date of vehicular opening was May 28, 1937, while the ceremonial/pedestrian opening was May 27.\",\"supporting_evidence\":\"President Franklin D. Roosevelt ceremonially opened the bridge to traffic on May 28, 1937.\",\"source\":\"https://www.politico.com/story/2014/05/fdr-opens-the-golden-gate-bridge-may-28-1937-107122\"}],\"citations\":[{\"source\":\"Today in History - May 27 | Library of Congress\",\"url\":\"https://www.loc.gov/item/today-in-history/may-27/\",\"accessed\":\"2026-10-14\"},{\"source\":\"1937: Golden Gate Bridge Opens | The Universal Record\",\"url\":\"https://universalrecord.org/2026/05/27/golden-gate-bridge-opens-1937/\",\"accessed\":\"2026-10-14\"},{\"source\":\"FDR opens Golden Gate Bridge, May 28, 1937 - POLITICO\",\"url\":\"https://www.politico.com/story/2014/05/fdr-opens-the-golden-gate-bridge-may-28-1937-107122/\",\"accessed\":\"2026-10-14\"},{\"source\":\"Golden Gate Bridge | History | Research Starters | EBSCOhost\",\"url\":\"https://www.ebsco.com/research-starters/history/golden-gate-bridge/\",\"accessed\":\"2026-10-14\"}],\"confidence_ratio\":{\"verdict\":99,\"evidence\":95}}",
"claim": "The Golden Gate Bridge opened to traffic in 1937.",
"summary": "The Golden Gate Bridge opened to traffic in 1937, with a pedestrian-only opening on May 27 followed by vehicular traffic on May 28.",
"verdict": "supported",
"confidence": 99,
"sub_claims": [
{
"claim": "The Golden Gate Bridge opened to traffic in 1937.",
"verdict": "supported",
"role": "load_bearing",
"basis": "confirmed",
"reasoning": "Multiple historical records confirm the bridge opened to pedestrians on May 27, 1937, and to vehicular traffic on May 28, 1937.",
"key_evidence": "https://www.politico.com/story/2014/05/fdr-opens-the-golden-gate-bridge-may-28-1937-107122"
},
{
"claim": "The bridge opened to pedestrians before vehicles.",
"verdict": "supported",
"role": "context",
"basis": "confirmed",
"reasoning": "Evidence shows a 'Pedestrian Day' occurred on May 27, one day prior to the vehicular opening.",
"key_evidence": "https://universalrecord.org/2026/05/27/golden-gate-bridge-opens-1937/"
}
],
"omissions": [
{
"omission": "The specific date of vehicular opening was May 28, 1937, while the ceremonial/pedestrian opening was May 27.",
"supporting_evidence": "President Franklin D. Roosevelt ceremonially opened the bridge to traffic on May 28, 1937.",
"source": "https://www.politico.com/story/2014/05/fdr-opens-the-golden-gate-bridge-may-28-1937-107122"
}
],
"citations": [
{
"source": "Today in History - May 27 | Library of Congress",
"url": "https://www.loc.gov/item/today-in-history/may-27/",
"accessed": "2026-10-14"
},
{
"source": "1937: Golden Gate Bridge Opens | The Universal Record",
"url": "https://universalrecord.org/2026/05/27/golden-gate-bridge-opens-1937/",
"accessed": "2026-10-14"
},
{
"source": "FDR opens Golden Gate Bridge, May 28, 1937 - POLITICO",
"url": "https://www.politico.com/story/2014/05/fdr-opens-the-golden-gate-bridge-may-28-1937-107122/",
"accessed": "2026-10-14"
},
{
"source": "Golden Gate Bridge | History | Research Starters | EBSCOhost",
"url": "https://www.ebsco.com/research-starters/history/golden-gate-bridge/",
"accessed": "2026-10-14"
}
],
"engine": "kodiak-v0.1",
"search_sources": [
"duckduckgo",
"wikipedia",
"wikidata",
"google_scholar",
"brave"
],
"indicia": {
"shard_index": 3,
"glyph": "3f7810c6",
"shard_hash": "3f7810c6cc93205f923b8ede9d7ada8be36337545f45f7b3cbbda98eed08af81",
"pattern": [
[
0,
0,
1,
1,
1,
1,
1,
1
],
[
0,
1,
1,
1,
1,
0,
0,
0
],
[
0,
0,
0,
1,
0,
0,
0,
0
],
[
1,
1,
0,
0,
0,
1,
1,
0
],
[
1,
1,
0,
0,
1,
1,
0,
0
],
[
1,
0,
0,
1,
0,
0,
1,
1
],
[
0,
0,
1,
0,
0,
0,
0,
0
],
[
0,
1,
0,
1,
1,
1,
1,
1
]
],
"genesis_hash": "d666325d02e016893a6dbd9e194672ff09dd5a396f2da3ecc9074cb20a12e26b",
"pose": "walking_right",
"bear": [
[
0,
0,
0,
0,
0,
0,
0,
0,
0,
1,
1,
1,
1,
0,
0,
0
],
[
0,
0,
0,
0,
0,
0,
0,
0,
1,
4,
1,
1,
4,
1,
0,
0
],
[
0,
0,
0,
0,
0,
0,
0,
0,
1,
1,
3,
3,
1,
1,
0,
0
],
[
0,
0,
0,
0,
0,
0,
1,
1,
1,
1,
1,
1,
1,
0,
0,
0
],
[
0,
0,
0,
0,
0,
1,
1,
1,
3,
1,
3,
1,
0,
0,
0,
0
],
[
0,
0,
0,
0,
1,
1,
1,
3,
1,
3,
1,
1,
0,
0,
0,
0
],
[
0,
0,
0,
0,
0,
1,
4,
1,
1,
1,
3,
1,
0,
0,
0,
0
],
[
0,
0,
0,
0,
0,
1,
1,
1,
1,
1,
1,
1,
0,
0,
0,
0
],
[
0,
0,
0,
0,
0,
0,
3,
1,
0,
0,
3,
1,
0,
0,
0,
0
],
[
0,
0,
0,
0,
0,
0,
1,
1,
0,
0,
1,
1,
0,
0,
0,
0
],
[
0,
0,
0,
0,
0,
1,
3,
0,
0,
0,
0,
4,
1,
0,
0,
0
],
[
0,
0,
0,
0,
0,
1,
1,
0,
0,
0,
0,
1,
1,
0,
0,
0
]
],
"image_dark": "data:image/svg+xml;base64,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 266 211" style="user-select:none;-webkit-user-select:none;pointer-events:none;">
<text x="0" y="0" fill="none" font-size="0">​‌‍﻿2​‌‍﻿</text>
<text x="2" y="8.1" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre"></text>
<text x="2" y="14.2" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre"></text>
<text x="2" y="20.3" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre"></text>
<text x="2" y="26.4" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre"></text>
<text x="2" y="32.5" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre"></text>
<text x="2" y="38.6" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre"></text>
<text x="2" y="44.7" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                                            A5A</text>
<text x="2" y="50.8" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                                           55hM3 A3AA35A</text>
<text x="2" y="56.9" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                                           23h9@523@&amp;B5A</text>
<text x="2" y="63.0" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                                           A5@&amp;@hGM9BB9@</text>
<text x="2" y="69.1" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                               AXXAAXsXs    5B9hBG#S@&amp;@@&amp;</text>
<text x="2" y="75.2" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                          23h3AM523535h5M25A&amp;2hGS9GSG&amp;@hX</text>
<text x="2" y="81.3" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                        33555325MhhMh3G35MM5@@9MMH#S@GhAX</text>
<text x="2" y="87.4" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                      X55M3hHHMGMMhhHMGHhG3M@B&amp;9@G#HSM53</text>
<text x="2" y="93.5" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                     Ah3M23HhMSGhSSHMSGSGhGM59@B@93HhM2s</text>
<text x="2" y="99.6" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                    A2M5H3MhH#HG9MG##MGHSGHSG3@B@BB252</text>
<text x="2" y="105.7" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                    X33hhhMSMH9GS#B9#HSGSG#MhSGhh&amp;@</text>
<text x="2" y="111.8" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                    5h3MGHhSH#S999SSH9HHHGGHhGh35h3</text>
<text x="2" y="117.9" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                    5h3hHM3MMSSHGG#H#SGSSMhhSMHH2AA</text>
<text x="2" y="124.0" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                    3X3hMhGMMGSGS##G#GSMSHMGh555AhX</text>
<text x="2" y="130.1" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                     2Ah25#HG#HH##SHSSMHMMh33hM9SH</text>
<text x="2" y="136.2" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                      A3H@9#hGShG&amp;MhMMhhH@@9B3GB9A\</text>
<text x="2" y="142.3" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                        G9B@Hh3H&amp;9@Sh3H3#@B@&amp;3G252s</text>
<text x="2" y="148.4" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                       ,XhB&amp;H2hS@@@S35h2S&amp;@@B; A23r.</text>
<text x="2" y="154.5" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                       i2G5i   h#@99A2sX ;Xh22 rAh5i</text>
<text x="2" y="160.6" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                      iA2M2r    223r-    iX353X iXMs;</text>
<text x="2" y="166.7" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                     :i2G3s     iAG3:     XsH2s;|i5hX;</text>
<text x="2" y="172.8" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                     ssh3r~     ,sH5r     rAhGX: Xsh3i</text>
<text x="2" y="178.9" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                    /s23Ai      ~23MAr     :5hMAi.rAArr</text>
<text x="2" y="185.0" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                    ;sGAs;       r2H2:      iAM3i :s5Xs</text>
<text x="2" y="191.1" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                   ~iMhAr        ;AhhA      :s3M2; i555/</text>
<text x="2" y="197.2" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                   s2Mh2r        _235si      r5H3A ;i35si</text>
<text x="2" y="203.3" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">    ;:;;srss;::srrshG9h5ir;siir;i,MH#G2r:ii;rAGSGS2XMM9HArX;isssi;ss</text>
<text x="2" y="209.4" fill="#55c7ff" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                  r25hX_          r5MX:       ;52A: :r35s</text>
</svg>",
"image_light": "data:image/svg+xml;base64,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 266 211" style="user-select:none;-webkit-user-select:none;pointer-events:none;">
<text x="0" y="0" fill="none" font-size="0">​‌‍﻿2​‌‍﻿</text>
<text x="2" y="8.1" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre"></text>
<text x="2" y="14.2" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre"></text>
<text x="2" y="20.3" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre"></text>
<text x="2" y="26.4" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre"></text>
<text x="2" y="32.5" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre"></text>
<text x="2" y="38.6" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre"></text>
<text x="2" y="44.7" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                                            A5A</text>
<text x="2" y="50.8" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                                           55hM3 A3AA35A</text>
<text x="2" y="56.9" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                                           23h9@523@&amp;B5A</text>
<text x="2" y="63.0" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                                           A5@&amp;@hGM9BB9@</text>
<text x="2" y="69.1" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                               AXXAAXsXs    5B9hBG#S@&amp;@@&amp;</text>
<text x="2" y="75.2" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                          23h3AM523535h5M25A&amp;2hGS9GSG&amp;@hX</text>
<text x="2" y="81.3" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                        33555325MhhMh3G35MM5@@9MMH#S@GhAX</text>
<text x="2" y="87.4" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                      X55M3hHHMGMMhhHMGHhG3M@B&amp;9@G#HSM53</text>
<text x="2" y="93.5" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                     Ah3M23HhMSGhSSHMSGSGhGM59@B@93HhM2s</text>
<text x="2" y="99.6" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                    A2M5H3MhH#HG9MG##MGHSGHSG3@B@BB252</text>
<text x="2" y="105.7" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                    X33hhhMSMH9GS#B9#HSGSG#MhSGhh&amp;@</text>
<text x="2" y="111.8" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                    5h3MGHhSH#S999SSH9HHHGGHhGh35h3</text>
<text x="2" y="117.9" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                    5h3hHM3MMSSHGG#H#SGSSMhhSMHH2AA</text>
<text x="2" y="124.0" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                    3X3hMhGMMGSGS##G#GSMSHMGh555AhX</text>
<text x="2" y="130.1" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                     2Ah25#HG#HH##SHSSMHMMh33hM9SH</text>
<text x="2" y="136.2" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                      A3H@9#hGShG&amp;MhMMhhH@@9B3GB9A\</text>
<text x="2" y="142.3" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                        G9B@Hh3H&amp;9@Sh3H3#@B@&amp;3G252s</text>
<text x="2" y="148.4" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                       ,XhB&amp;H2hS@@@S35h2S&amp;@@B; A23r.</text>
<text x="2" y="154.5" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                       i2G5i   h#@99A2sX ;Xh22 rAh5i</text>
<text x="2" y="160.6" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                      iA2M2r    223r-    iX353X iXMs;</text>
<text x="2" y="166.7" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                     :i2G3s     iAG3:     XsH2s;|i5hX;</text>
<text x="2" y="172.8" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                     ssh3r~     ,sH5r     rAhGX: Xsh3i</text>
<text x="2" y="178.9" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                    /s23Ai      ~23MAr     :5hMAi.rAArr</text>
<text x="2" y="185.0" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                    ;sGAs;       r2H2:      iAM3i :s5Xs</text>
<text x="2" y="191.1" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                   ~iMhAr        ;AhhA      :s3M2; i555/</text>
<text x="2" y="197.2" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                   s2Mh2r        _235si      r5H3A ;i35si</text>
<text x="2" y="203.3" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">    ;:;;srss;::srrshG9h5ir;siir;i,MH#G2r:ii;rAGSGS2XMM9HArX;isssi;ss</text>
<text x="2" y="209.4" fill="#7fb6d8" font-size="5.8" style="font-family:'Courier New',Courier,monospace;font-weight:700;white-space:pre">                  r25hX_          r5MX:       ;52A: :r35s</text>
</svg>",
"svg_dark": "",
"svg_light": ""
},
"depth": "thorough",
"classification": {
"category": "general",
"claim_type": "factual",
"confidence": 50,
"domain_authorities": [],
"domain_search_terms": [],
"color": "#8a9099",
"label": "General"
},
"rounds": 2,
"epistemic_landscape": {
"kernels_of_truth": [
{
"fact": "The Golden Gate Bridge opened to traffic in 1937.",
"status": "verified",
"evidence": "Multiple primary and secondary sources including Library of Congress, The Universal Record, and HISTORY confirm the opening date.",
"study_depth": "well-studied",
"under_study_reason": ""
},
{
"fact": "The bridge opened to pedestrians before vehicles.",
"status": "verified",
"evidence": "Library of Congress and The Universal Record state that the bridge was opened to pedestrians on May 27, 1937, before vehicle traffic began the following day.",
"study_depth": "well-studied",
"under_study_reason": ""
},
{
"fact": "The Golden Gate Bridge was completed ahead of schedule and under budget.",
"status": "verified",
"evidence": "EBSCOhost research starter mentions the bridge was opened ahead of schedule and under budget.",
"study_depth": "partially-studied",
"under_study_reason": "While the fact is documented, detailed financial and project management studies are less common. Public infrastructure projects often lack in-depth public financial audits post-completion."
},
{
"fact": "The bridge spans the Golden Gate strait connecting San Francisco Bay and the Pacific Ocean.",
"status": "verified",
"evidence": "Wikipedia and other sources describe the bridge's geographical span.",
"study_depth": "well-studied",
"under_study_reason": ""
},
{
"fact": "Construction faced difficulties such as strong tides, storms, and underwater rock blasting.",
"status": "verified",
"evidence": "HISTORY article details the challenges faced during construction.",
"study_depth": "partially-studied",
"under_study_reason": "Engineering challenges are documented, but comprehensive studies on the environmental and labor impacts are less prevalent. Construction industry and historical engineering studies may not prioritize these aspects."
}
],
"speculative_leaps": [],
"counter_narrative": {},
"evidence_gaps": [],
"dogmatism": {},
"incentive_map": [],
"landscape_verdict": ""
},
"evidence_pool": {
"channels": [
"wikipedia",
"wikidata",
"brave",
"scholar"
],
"counts": {
"wikipedia": 7,
"wikidata": 0,
"brave": 7,
"scholar": 0
},
"total_retrieved": 14,
"off_topic_filtered": 1,
"pubmed_status": "skipped (non-biomedical claim)",
"sources_used": [
{
"source": "Today in History - May 27 | Library of Congress",
"text": "On May 27, 1937, San Francisco‘s Golden Gate Bridge was opened to the public for the first time for “Pedestrian Day,” marking the start of the week-long “Golden Gate Bridge Fiesta” held to celebrate its completion.",
"url": "https://www.loc.gov/item/today-in-history/may-27/",
"authority": 0.9,
"channel": "brave"
},
{
"source": "1937: Golden Gate Bridge Opens | The Universal Record",
"text": "On May 27, 1937, the Golden Gate Bridge officially opened to pedestrians before vehicle traffic began the following day.",
"url": "https://universalrecord.org/2026/05/27/golden-gate-bridge-opens-1937/",
"authority": 0.7,
"channel": "brave"
},
{
"source": "FDR opens Golden Gate Bridge, May 28, 1937 - POLITICO",
"text": "On this day in 1937, President Franklin D. Roosevelt, while seated in the Oval Office, pressed a golden telegraph button to ceremonially open the Golden Gate Bridge to traffic.",
"url": "https://www.politico.com/story/2014/05/fdr-opens-the-golden-gate-bridge-may-28-1937-107122",
"authority": 0.5,
"channel": "brave"
},
{
"source": "Golden Gate Bridge | History | Research Starters | EBSCOhost",
"text": "In May, 1937, the bridge was opened, ahead of schedule and under budget. When his work was finished, Strauss penned an ode titled “The Mighty Task Is Done.” It was to be his last mighty task, as he died the following year.",
"url": "https://www.ebsco.com/research-starters/history/golden-gate-bridge/",
"authority": 0.5,
"channel": "brave"
}
],
"full_pool": [
{
"source": "Today in History - May 27 | Library of Congress",
"text": "On May 27, 1937, San Francisco‘s Golden Gate Bridge was opened to the public for the first time for “Pedestrian Day,” marking the start of the week-long “Golden Gate Bridge Fiesta” held to celebrate its completion.",
"url": "https://www.loc.gov/item/today-in-history/may-27/",
"authority": 0.9,
"channel": "brave"
},
{
"source": "1937: Golden Gate Bridge Opens | The Universal Record",
"text": "On May 27, 1937, the Golden Gate Bridge officially opened to pedestrians before vehicle traffic began the following day.",
"url": "https://universalrecord.org/2026/05/27/golden-gate-bridge-opens-1937/",
"authority": 0.7,
"channel": "brave"
},
{
"source": "Wikipedia-cited: www.sciencedirect.com",
"text": "Primary source cited by Wikipedia article \"Tacoma Narrows Bridge (1940)\"",
"url": "https://www.sciencedirect.com/science/article/pii/S0307904X14003424?via%3Dihub",
"authority": 0.7,
"channel": "wikipedia"
},
{
"source": "Wikipedia-cited: doi.org",
"text": "Primary source cited by Wikipedia article \"Tacoma Narrows Bridge (1940)\"",
"url": "https://doi.org/10.1016/j.apm.2014.06.022",
"authority": 0.7,
"channel": "wikipedia"
},
{
"source": "Wikipedia: Golden Gate Bridge",
"text": "The Golden Gate Bridge is a suspension bridge spanning the Golden Gate, the one-mile-wide (1.6 km) strait connecting San Francisco Bay and the Pacific",
"url": "https://en.wikipedia.org/wiki/Golden_Gate_Bridge",
"authority": 0.5,
"channel": "wikipedia"
},
{
"source": "Wikipedia: San Francisco–Oakland Bay Bridge",
"text": "before the Golden Gate Bridge. It originally carried automobile traffic on its upper deck, with trucks, cars, buses and commuter trains on the lower,",
"url": "https://en.wikipedia.org/wiki/San_Francisco%E2%80%93Oakland_Bay_Bridge",
"authority": 0.5,
"channel": "wikipedia"
},
{
"source": "Wikipedia: Golden Gate Ferry Company",
"text": "the opening of the Bay Bridge and the Golden Gate Bridge. The company was incorporated in November 1920. In early 1929, the Golden Gate Ferry Company merged",
"url": "https://en.wikipedia.org/wiki/Golden_Gate_Ferry_Company",
"authority": 0.5,
"channel": "wikipedia"
},
{
"source": "Wikipedia: Tacoma Narrows Bridge (1940)",
"text": "suspension bridge by main span, behind the Golden Gate Bridge and the George Washington Bridge. Construction began in September 1938. From the time the deck",
"url": "https://en.wikipedia.org/wiki/Tacoma_Narrows_Bridge_(1940)",
"authority": 0.5,
"channel": "wikipedia"
},
{
"source": "Wikipedia: Golden Gate Park",
"text": "Golden Gate Park is an urban park between the Richmond and Sunset districts on the West Side of San Francisco, California, United States. It is the largest",
"url": "https://en.wikipedia.org/wiki/Golden_Gate_Park",
"authority": 0.5,
"channel": "wikipedia"
},
{
"source": "Golden Gate Bridge opens | HISTORY",
"text": "Strauss and his workers overcame many difficulties: strong tides, frequent storms and fogs, and the problem of blasting rock 65 feet below the water to plant earthquake-proof foundations. Eleven men died during construction. On May 27, 1937, the ...",
"url": "https://www.history.com/this-day-in-history/may-27/golden-gate-bridge-opens",
"authority": 0.5,
"channel": "brave"
},
{
"source": "FDR opens Golden Gate Bridge, May 28, 1937 - POLITICO",
"text": "On this day in 1937, President Franklin D. Roosevelt, while seated in the Oval Office, pressed a golden telegraph button to ceremonially open the Golden Gate Bridge to traffic.",
"url": "https://www.politico.com/story/2014/05/fdr-opens-the-golden-gate-bridge-may-28-1937-107122",
"authority": 0.5,
"channel": "brave"
},
{
"source": "Golden Gate Bridge | History | Research Starters | EBSCOhost",
"text": "In May, 1937, the bridge was opened, ahead of schedule and under budget. When his work was finished, Strauss penned an ode titled “The Mighty Task Is Done.” It was to be his last mighty task, as he died the following year.",
"url": "https://www.ebsco.com/research-starters/history/golden-gate-bridge/",
"authority": 0.5,
"channel": "brave"
},
{
"source": "Golden Gate Bridge Opens | History | Research Starters | EBSCOhost",
"text": "The Golden Gate Bridge, an iconic symbol of San Francisco, officially opened on May 27, 1937, after years of planning and construction. This monumental structure was conceived to address the pressing need for improved transportation across the ...",
"url": "https://www.ebsco.com/research-starters/history/golden-gate-bridge-opens",
"authority": 0.5,
"channel": "brave"
},
{
"source": "Golden Gate Bridge - Length, Facts & Height | HISTORY",
"text": "The roadway was completed on April 19, 1937, and the bridge officially opened to pedestrians on May 27 of that year.",
"url": "https://www.history.com/articles/golden-gate-bridge",
"authority": 0.5,
"channel": "brave"
}
],
"independent_origins": 8,
"origin_clusters": [
{
"origin": "host:en.wikipedia.org",
"count": 5
},
{
"origin": "host:history.com",
"count": 2
},
{
"origin": "host:ebsco.com",
"count": 2
}
]
},
"source_quality": {
"total": 14,
"academic": 1,
"government": 1,
"legal": 0,
"encyclopedia": 6,
"news": 0,
"other": 6,
"primary": 2,
"grade": "mixed"
},
"used_source_quality": {
"total": 4,
"academic": 0,
"government": 1,
"legal": 0,
"encyclopedia": 0,
"news": 0,
"other": 3,
"primary": 1,
"grade": "mixed"
},
"provenance": {
"verified_count": 4,
"orphaned_count": 0,
"orphaned_citations": [],
"integrity": "clean",
"fidelity": {
"auditor": "openai/gpt-5.4",
"overstated": false,
"per_source": [],
"source_count": 4,
"note": ""
}
},
"integrity_caps": [],
"integrity_cap": null,
"polling": {
"base_confidence": 99,
"adjusted_confidence": 99,
"consensus_dampening_pts": 0,
"volatility_dampening_pts": 0,
"volatility_band_pts": 5,
"poll_size": 10,
"consensus": {
"authority_supported_pct": 100,
"general_sources_supported_pct": 100,
"strength": 1,
"authority_vs_sources_gap_pct": 0,
"echo_discount": 0.28,
"dampening_pts": 0,
"sample": 5
},
"volatility": {
"heat": 0.36,
"pressure": "low",
"emotional_charge": 0.26,
"news_churn": 0.5,
"band_pts": 5,
"dampening_pts": 0,
"sample": 10
},
"note": "Information environment shows strong consensus (authority 100% / general sources 100% supported); remaining uncertainty is internal to the analysis, not the evidence base."
},
"confidence_ratio": {
"verdict": 99,
"evidence": 95,
"legend": "verdict confidence / how complete the evidence is",
"verdict_inputs": {
"stated": 99,
"verdict_class_adjustment": 0,
"load_bearing_coherence": 1,
"corrected": false
},
"evidence_inputs": {
"sources": 14,
"independent_origins": 8,
"classes_present": 3,
"class_counts": {
"primary_record": 1,
"scholarly": 1,
"reportage": 0,
"open_web": 12
},
"primary_found": true,
"quasi_primary_found": false,
"load_bearing": 1,
"load_bearing_without_evidence": 0,
"load_bearing_displaced": 0
},
"evidence_parts": {
"origins": 40,
"classes": 15,
"primary": 20,
"contact": 20
},
"weights": {
"origins": "40 × min(1, (independent origins − 1) / 5)",
"classes": "20 × classes present / 4 (primary record, scholarly, reportage, reference/open web)",
"primary": "20 if an academic/government/legal source was retrieved; 10 if only reference-class; else 0",
"contact": "20 × mean over load-bearing sub-claims (evidence spoke to it 1; displaced 0.5; mixed 0.75; unverifiable for lack of evidence 0)"
},
"rule": "the denominator never feeds the numerator"
},
"buoy_tick": 19538,
"buoy_chain_hash": "d816dd3379723dd503476ca4eb8b9710807ba4584b0fb36841a51d3e4e6cf4c4",
"checks_remaining": 907,
"tier": "pro"
}