OpenTechnical

OT-2026-000083346

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000083346) never changes.

Identity and time

Publication numberOT-2026-000083346 · never reused
Internal UUID01a0ae97-c964-7d33-9209-bbcd4be6db13 · 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-2026-000083346
StatusPUBLIC

Content hashes

Canonical textf5b7e3ab763960e72fce9bed2fef1176752a78694d22b3ad43a9aefcf5898f86
Markdown5b0c0e51f05b1b21383320387b3a09f396e0dec570676911a9eb4e0a1bdbc96e
PDF
Publication page1538a5b5ff8d21ae655b1ef5418a6a750e0e3f30272870e1d74f93cbc2beed10
Manifest679aec6909f69b46d010df65b133f5708adecd06889190850997f6fa7f191c6c

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
SignaturekJdIQdFfl2kAhgKZX9s7PHEAaxawu+/Gc2oWpgLS6jRIviwg0K7hLI65NoPeN1NRIwG7QbvTs44xBnU5CZZHCw==
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

2026-09-17T10:00:37.179174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083346
observed 1538a5b5ff8d21ae655b1ef5418a6a75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:37.161322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083346/manifest.json
observed 679aec6909f69b46d010df65b133f570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:37.140814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083346/publication.md
observed 5b0c0e51f05b1b21383320387b3a09f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:37.119309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083346/publication.txt
observed f5b7e3ab763960e72fce9bed2fef1176...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:44.809346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083346
observed 1538a5b5ff8d21ae655b1ef5418a6a75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:44.792727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083346/manifest.json
observed 679aec6909f69b46d010df65b133f570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:44.777508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083346/publication.md
observed 5b0c0e51f05b1b21383320387b3a09f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:44.762515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083346/publication.txt
observed f5b7e3ab763960e72fce9bed2fef1176...
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.