OpenTechnical

OT-2026-000083988

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented after 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-2026-000083988) never changes.

Identity and time

Publication numberOT-2026-000083988 · never reused
Internal UUID01a0ae98-0419-7f1b-b3a7-370027a6d6b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083988
StatusPUBLIC

Content hashes

Canonical textf1c997f82517ed0502dafb6f7ceb84bab573060ddfb1fd0cf15f38b8ca7f7358
Markdown97061a7c9da6dcab73cd602daab1490bab03b529c7ff60f5e059129e1cf96b0f
PDF
Publication page22e93215628cd911c83d53d4e1d7b8e5dc93fe09af67f03f437129182214718a
Manifesta6a50901fc9944ad880bf1b37d204b54486cb351b9d5ccd4ea251e411183675f

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
SignatureI3wADke2q6VWZHvSUnRHE9B01tJAHk9AfqBZsL9PEPT2U9KpvrQjRvtdDAMhWDPOtqWob1kj9M2gbv9kHLJcBg==
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

2026-09-17T10:00:31.382873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083988
observed 22e93215628cd911c83d53d4e1d7b8e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:31.364684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083988/manifest.json
observed a6a50901fc9944ad880bf1b37d204b54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:31.345947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083988/publication.md
observed 97061a7c9da6dcab73cd602daab1490b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:31.328750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083988/publication.txt
observed f1c997f82517ed0502dafb6f7ceb84ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.566960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083988
observed 22e93215628cd911c83d53d4e1d7b8e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.552860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083988/manifest.json
observed a6a50901fc9944ad880bf1b37d204b54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.537516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083988/publication.md
observed 97061a7c9da6dcab73cd602daab1490b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.522666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083988/publication.txt
observed f1c997f82517ed0502dafb6f7ceb84ba...
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.