OpenTechnical

OT-2026-000064153

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000064153) never changes.

Identity and time

Publication numberOT-2026-000064153 · never reused
Internal UUID01a0ae8d-a45f-7be5-b32f-616ca14ff263 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064153
StatusPUBLIC

Content hashes

Canonical texta2eeb8e74f94c3dd24967d4dc9f32d928c4c2e7da2613d45967b245b4d64c983
Markdowna684d7db1e44af089aa57a48869ce467723527647310d9b0f03b9ab71096fd7e
PDF
Publication pagefe8af80128e40fc86e3f398bbba3785634c36894c588befe16c18dbe92ca4c06
Manifest85a9f8eced31eeaf40d78bab61423c8e04a01f85ca62d3f3f31c2c048f48f4a8

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
SignatureMzah+kKeRpyQik1XapVN7hs6EXIWiyYvhjmfq4bMGVbLq5DJd+RL/2qd98JLwg9fRNeTbo8vu0rZE4qzZyCxAQ==
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

2026-09-17T10:36:09.618382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064153
observed fe8af80128e40fc86e3f398bbba37856...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:09.600866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064153/manifest.json
observed 85a9f8eced31eeaf40d78bab61423c8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:09.581843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064153/publication.md
observed a684d7db1e44af089aa57a48869ce467...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:09.564476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064153/publication.txt
observed a2eeb8e74f94c3dd24967d4dc9f32d92...
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.