OpenTechnical

OT-2026-000006565

Publication integrity record

Vacuum cup gripper, common isolation valve, three stage ejector, pressure verified, 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-2026-000006565) never changes.

Identity and time

Publication numberOT-2026-000006565 · never reused
Internal UUID01a0a95f-ae3b-7e21-904d-2d2cec3beea2 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:40:15.166686Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006565
StatusPUBLIC

Content hashes

Canonical textf77748581e548c0db07dd9538dcbd4aaa6a2372e9830b2e9f01c8fbebeba3cad
Markdowna4e8c9be9fc52a460d9c9a8e51703a45b8ad6763eefd6c106ca1f217b7716b19
PDF
Publication page5f427881802fcb54eebb0bbd5fb5a500ce09562ee8fa012e7dcb7489289c82b3
Manifest457886cf233734303ca5850bdd3c37ba144c0700e28d07d5bf5639619b59b6cd

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
SignaturepJfvFSRYb4dXkqq0ZUjHLqQQ4FSjVuKUjZ9Dacg6qZhoT3ykcD3WmSSoHXB9QiBiBzxlMWPUuAMkp56Hi77aDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:50:30.249309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006565
observed 5f427881802fcb54eebb0bbd5fb5a500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:30.236992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006565/manifest.json
observed 457886cf233734303ca5850bdd3c37ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:30.226403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006565/publication.md
observed a4e8c9be9fc52a460d9c9a8e51703a45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:30.215666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006565/publication.txt
observed f77748581e548c0db07dd9538dcbd4aa...
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.