OpenTechnical

OT-2026-000034642

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single 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-2026-000034642) never changes.

Identity and time

Publication numberOT-2026-000034642 · never reused
Internal UUID01a0ae76-1ed1-71b7-af60-d90c26b9307d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034642
StatusPUBLIC

Content hashes

Canonical textacbaf5b7f37a5d743a5688b7bac474a625a6bcaaaa22aa8198dd036aa52605c2
Markdown2a35c3ce6d5f256ffced7e3d8116931a7162b7da43b42bf71a00361d2627dd36
PDF
Publication page295a3480ec8b1d5693f4b1d4f55348c9309e319005bad2266b27cee036e2a601
Manifeste0370d0b5c14c6e43ac690f7c23d0d8286e006520023e8ac979afd26325beb7a

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
Signature9d66H7cznQfqbZHNO09RHjfJ3OtOAKZe6fzgAfj1OB9BlPFRrWNeQ8qK7hL0m6tQKDzTWWriS8jp9VaFn4nbAg==
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

2026-09-17T11:29:01.868841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034642
observed 295a3480ec8b1d5693f4b1d4f55348c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:01.852277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034642/manifest.json
observed e0370d0b5c14c6e43ac690f7c23d0d82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:01.836320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034642/publication.md
observed 2a35c3ce6d5f256ffced7e3d8116931a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:01.819654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034642/publication.txt
observed acbaf5b7f37a5d743a5688b7bac474a6...
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.