OpenTechnical

OT-2026-000074630

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000074630) never changes.

Identity and time

Publication numberOT-2026-000074630 · never reused
Internal UUID01a0ae93-ac2a-7dcc-bc04-3f4b547f59d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074630
StatusPUBLIC

Content hashes

Canonical text6e63a12a6ca9e9a56b1fd6c3e3390161fb4e252e0570f68d71462345c463e7ed
Markdownfa3f75843c390e0c29fe431b6f78dab97d06b9e27fa9e97a3f29651400d035fe
PDF
Publication page93b2df87ceac254b2610c673ad9eb6607d9dc01cd1eeaa8cd1cf3c60d544bcee
Manifestc009ea63a8c9ec4673e925f9d9564ebb46e7c72178b4fa80a42c5dbf0a3d179f

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
SignatureBawgicwosjyYqGj1Cd32lGxhM31LI0u71g8sy8ymfNF10/1p2i5aXVQOb1j+cES6Cf7koHruXZSgynx0i/fVBw==
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

2026-09-17T10:18:10.946618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074630
observed 93b2df87ceac254b2610c673ad9eb660...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:10.806000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074630/manifest.json
observed c009ea63a8c9ec4673e925f9d9564ebb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:10.787516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074630/publication.md
observed fa3f75843c390e0c29fe431b6f78dab9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:10.768880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074630/publication.txt
observed 6e63a12a6ca9e9a56b1fd6c3e3390161...
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.