OpenTechnical

OT-2026-000083198

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented after set-down

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-2026-000083198) never changes.

Identity and time

Publication numberOT-2026-000083198 · never reused
Internal UUID01a0ae97-c963-7c1a-afa4-4ba6895f03bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083198
StatusPUBLIC

Content hashes

Canonical text5e7b69ea38bcfb9290c4440699e0d7c746d9396fc76fdb5d562bd5c8f9440bff
Markdownf023baddbe8762da917b7af7b0e02350f76687eb83f4bedc95f0cb840e9d2fb4
PDF
Publication pagea395ef92702c068fcbd2a2074dd7db2021851d3c3294a8d528759c1cf8ddafba
Manifest4df63c47a0e16ce94504bdebcdaf47a8ebcd248f03b044a2e06497679e733ca9

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
SignatureNlKpawKT0ddMnUMLCRAjeDZTqlFERL9QDdG0bsQMxwpWB3eWqFQ96M0aQlRrVSYd6Yg7BR0WH8OOwcS/tcC7DQ==
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

2026-09-17T09:01:03.132917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083198
observed a395ef92702c068fcbd2a2074dd7db20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:02.924670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083198/manifest.json
observed 4df63c47a0e16ce94504bdebcdaf47a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:02.826850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083198/publication.md
observed f023baddbe8762da917b7af7b0e02350...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:02.669820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083198/publication.txt
observed 5e7b69ea38bcfb9290c4440699e0d7c7...
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.