OpenTechnical

OT-2026-000083650

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three 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-2026-000083650) never changes.

Identity and time

Publication numberOT-2026-000083650 · never reused
Internal UUID01a0ae98-0416-7854-b10d-fe9f1fc8ad41 · 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-2026-000083650
StatusPUBLIC

Content hashes

Canonical text3ab407f4f89ea40323bb20563f1aa399e8959b14d49efb87c8f2a7bdfbc8ada6
Markdowna578275b02fbc34d7663cf7f0dd0151c222f9629812084e9234e4bc4e7955e2a
PDF
Publication pagefaf48da632c2b191d6ec072b309d53a660324b3fc33562016bc937f10aabef8a
Manifest1cc9644544d4ccbff7d25fa8eda77fce06d24ae60761a98843e51a64a5c9ea9a

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
SignatureXnZD8JSYS69GyJ7mZ8rUhMaC6Fku3VXsAVSkhOvowYMUz7gFln7leAP1rix7cZXf/kR3GawD6n7VBH6cUG1oCg==
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

2026-09-17T09:57:15.996025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083650
observed faf48da632c2b191d6ec072b309d53a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:15.978890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083650/manifest.json
observed 1cc9644544d4ccbff7d25fa8eda77fce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:15.961470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083650/publication.md
observed a578275b02fbc34d7663cf7f0dd0151c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:15.942306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083650/publication.txt
observed 3ab407f4f89ea40323bb20563f1aa399...
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.