OpenTechnical

OT-2026-000036641

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two 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-2026-000036641) never changes.

Identity and time

Publication numberOT-2026-000036641 · never reused
Internal UUID01a0ae77-46e8-7cdd-b91b-8773afd783eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036641
StatusPUBLIC

Content hashes

Canonical text534ba437c96a365b347d26c57e916378519095453b9e1df7b3cde3f1c04de01c
Markdown716ef0eca5e563c6d903aa59cc8b2ccfdd694724763126e96c1f081713086922
PDF
Publication pagee29dd049ba2d20d87c2f4582f40aae24e16f3d69b9fd20a7fffbcbc84d7567e9
Manifestbba09d793a1dc95913907ba29d4f2921162ee7ddb67cc56e335bf833f1b5c0ad

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
SignatureHfBvJ9tydl0Ppz8/9J+PJz6wZkaBMxX5ZQ9gYp/i7I6wmZtP83mE1ZfjaYfQ8tpIdgSVC4xeoWYlQ57TTIyhAA==
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

2026-09-17T11:25:59.301222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036641
observed e29dd049ba2d20d87c2f4582f40aae24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:59.285428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036641/manifest.json
observed bba09d793a1dc95913907ba29d4f2921...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:59.268396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036641/publication.md
observed 716ef0eca5e563c6d903aa59cc8b2ccf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:59.250861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036641/publication.txt
observed 534ba437c96a365b347d26c57e916378...
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.