OpenTechnical

OT-2026-000083630

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold 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-2026-000083630) never changes.

Identity and time

Publication numberOT-2026-000083630 · never reused
Internal UUID01a0ae98-0416-7eb8-a04c-0f7453f12401 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083630
StatusPUBLIC

Content hashes

Canonical texte7fc26cdca57b001e4040645712fe7f3a86db1416480360a7a6d4df383afe70c
Markdownc3b2bb52da9b0cbbd4c52de3fa61bf502921cdad649869ea8a9321898983ee71
PDF
Publication page721a50820e6bf0974c80ca29bbb92c65d8923f4ab643339dcbea53b41a2b3d7a
Manifeste159692085a6ce9fdbbe754d4af2a66cc9cc7313c5af2efb06869e1de0f80776

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
Signaturerq/GwaQ++agNua5df8g6WcQxL0xN0ju10mgA1QwbRGHPcHij27aC2OsF6bKoI4YSi1g2Rbcq45qQovNCcLwuCg==
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

2026-09-17T09:57:14.522762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083630
observed 721a50820e6bf0974c80ca29bbb92c65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:14.506487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083630/manifest.json
observed e159692085a6ce9fdbbe754d4af2a66c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:14.488771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083630/publication.md
observed c3b2bb52da9b0cbbd4c52de3fa61bf50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:14.470933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083630/publication.txt
observed e7fc26cdca57b001e4040645712fe7f3...
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.