OpenTechnical

OT-2026-000012796

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, pulsed blow-off before 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-2026-000012796) never changes.

Identity and time

Publication numberOT-2026-000012796 · never reused
Internal UUID01a0ae6d-5563-77b6-89b4-fada7a806993 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012796
StatusPUBLIC

Content hashes

Canonical texta69e6a77cace73302f032ad527b8fa40cbe6ed1d592b9b45f386ad11d203c871
Markdown3d264b99e1d078f7eac9f577667b7df06b48d5b933c446971647b06885f494e7
PDF
Publication page3d6fef27b4d6cd036eae6ce5669b458b39565111dd1062a06ef51ae5c4216a24
Manifest6cb8fbe0a9170216ca21590e8c5b1bbb9ff5ea364235616005d1adcbd42d27f2

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
SignatureKqmIYERdH8JGzWbuk0Sq+SzoUxLkBZPUYykjJC6tT617ashWwqvMHe6lj1sxjVNClIgHBrX+dkola9cn5Pb8AA==
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

2026-09-17T12:10:31.297298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012796
observed 3d6fef27b4d6cd036eae6ce5669b458b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:31.276870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012796/manifest.json
observed 6cb8fbe0a9170216ca21590e8c5b1bbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:31.256956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012796/publication.md
observed 3d264b99e1d078f7eac9f577667b7df0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:31.236450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012796/publication.txt
observed a69e6a77cace73302f032ad527b8fa40...
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.