OpenTechnical

OT-2026-000037346

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000037346) never changes.

Identity and time

Publication numberOT-2026-000037346 · never reused
Internal UUID01a0ae77-b8cd-7ddd-a081-1d8a9121ec79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037346
StatusPUBLIC

Content hashes

Canonical texte4a1e3a2bc0d51d88dd130d16c303962a38e23452dfd85a595e44e9b810fb3ab
Markdownf43fdb264a4793b38dce022f85c54907dfaa444903125e57a0d73f5a1fb9f8b8
PDF
Publication page99c7bd51810c529e98d87704c26b67315f59a55ea801a8ba2308b6da46e14b62
Manifest2ff18de25a760d87e19d1f3c376389c24e1f6ee1121c897f2d759d02022c11b7

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
SignaturegAHfKb8Ukx3DNBo9zXZzheK248B7pDe1g09nj6Pz2ariEisjhEui0piIJeWjr+mW4hx9MC0FuK5EC13q1ca7DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:45.893295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037346
observed 99c7bd51810c529e98d87704c26b6731...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:45.875868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037346/manifest.json
observed 2ff18de25a760d87e19d1f3c376389c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:45.856169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037346/publication.md
observed f43fdb264a4793b38dce022f85c54907...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:45.837469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037346/publication.txt
observed e4a1e3a2bc0d51d88dd130d16c303962...
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.