OpenTechnical

OT-2026-000062945

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000062945) never changes.

Identity and time

Publication numberOT-2026-000062945 · never reused
Internal UUID01a0ae8c-94a8-7068-96dd-84a191a04994 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062945
StatusPUBLIC

Content hashes

Canonical text7211a1fa82f3d1969f3df7c64c88e0ea3e2088f54e74963e298c60b2c894afec
Markdown0deccc6609fc8852823e15ead75bff8c6f1ba72774ca23f50019bd0b454b05d3
PDF
Publication page1d042b0aab8e9db412de5b0fcdc30e281474ec14483c182841004b5cb993a924
Manifest9e3ab179f730ee268d4778d193394c89b325b56bc768b4f5b038c71fb7618390

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
SignatureTT9VV+HCFYsztzpsMtlP3g+TZKO5kJyI14pbCMkN1/kSPxccik3Tzx4fCkmKG6DwExlOjXdjwScDe+WY1bVQDw==
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

2026-09-17T10:40:26.815176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062945
observed 1d042b0aab8e9db412de5b0fcdc30e28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:26.795134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062945/manifest.json
observed 9e3ab179f730ee268d4778d193394c89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:26.773589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062945/publication.md
observed 0deccc6609fc8852823e15ead75bff8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:26.754300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062945/publication.txt
observed 7211a1fa82f3d1969f3df7c64c88e0ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:40.269403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062945
observed 1d042b0aab8e9db412de5b0fcdc30e28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:40.249582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062945/manifest.json
observed 9e3ab179f730ee268d4778d193394c89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:40.230308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062945/publication.md
observed 0deccc6609fc8852823e15ead75bff8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:40.212574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062945/publication.txt
observed 7211a1fa82f3d1969f3df7c64c88e0ea...
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.