OpenTechnical

OT-2026-000088183

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000088183) never changes.

Identity and time

Publication numberOT-2026-000088183 · never reused
Internal UUID01a0ae9b-1aa8-7fab-9f7b-b9b7ddeacc0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088183
StatusPUBLIC

Content hashes

Canonical text0751c13c7e66732be544dbed323d639d655c8657bcabc5f912f37fd6e6ca9147
Markdown2a443ba6954f4338ba560b67a5644156f7eb0ca54126a558d494972930aaef95
PDF
Publication pagebc453dc70e245be2652e28e1a6e411da331c1babd3c895b5b5775c60f6476631
Manifest5686a0e14609879b6034dfea04e4eaa55cf14775620ae10d1dc292bad47f4acd

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureDL0rmzxBo9sxLiHsNjkIIp8hX82xdCfqLgY4ePqC7Xv1JUpQt//QSH+NfhbHl8vdYddRA2amiYO7U/MoUIROBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:15.009767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088183
observed bc453dc70e245be2652e28e1a6e411da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.991937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088183/manifest.json
observed 5686a0e14609879b6034dfea04e4eaa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.970746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088183/publication.md
observed 2a443ba6954f4338ba560b67a5644156...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.951797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088183/publication.txt
observed 0751c13c7e66732be544dbed323d639d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.362805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088183
observed bc453dc70e245be2652e28e1a6e411da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.345714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088183/manifest.json
observed 5686a0e14609879b6034dfea04e4eaa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.326127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088183/publication.md
observed 2a443ba6954f4338ba560b67a5644156...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.304839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088183/publication.txt
observed 0751c13c7e66732be544dbed323d639d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.