OpenTechnical

OT-2026-000071332

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000071332) never changes.

Identity and time

Publication numberOT-2026-000071332 · never reused
Internal UUID01a0ae91-e0ec-7371-bf53-321efad7b9e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071332
StatusPUBLIC

Content hashes

Canonical texta231a874c3e587e2b0cf5aafc8b4bc1a5d56e8b1b1b238b9dc791518472b3d4b
Markdown50c463f3d653b8d2bdf4e25d7372ba9668a5ea441c219002a84c1140b64f0b66
PDF
Publication page22630aa704f0bf338125df48684b88766969743c2cbfd0a5ca05526cf2288266
Manifesta28480fa0dcc786717c0116075ebd6a88519bb1e380e4001c106b827ac90edab

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
SignatureCSMHGclk1QsZHz0f+428ynpPHiArj1PlBKEbTNXlYnjfj9psWDBaAKnFbvV4dc6QVU0QVUDTP6uhaSh72jrMAw==
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

2026-09-17T10:24:55.722706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071332
observed 22630aa704f0bf338125df48684b8876...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:55.703891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071332/manifest.json
observed a28480fa0dcc786717c0116075ebd6a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:55.684295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071332/publication.md
observed 50c463f3d653b8d2bdf4e25d7372ba96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:55.663427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071332/publication.txt
observed a231a874c3e587e2b0cf5aafc8b4bc1a...
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.