OpenTechnical

OT-2026-000066325

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000066325) never changes.

Identity and time

Publication numberOT-2026-000066325 · never reused
Internal UUID01a0ae8e-8dc4-703a-a411-48afc4bc472b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066325
StatusPUBLIC

Content hashes

Canonical text9b9a1bde4196dd0cef4ee723c2ed54d50dbcd01002414dd747413299adadd045
Markdowne7b1aaba5344a7ebeb27be6720706d598ec90572b6aa29a85c76fd05d88bf2fe
PDF
Publication page97bcf1908107984584fee374c5ef7601d02c8cd61be83c4f42d0e875ca2c5e03
Manifest18c550c8b1fda46f68c342f978b58d85362c0c15d8c32d34891e83d054827102

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
Signature0jGop3AsFWa2d7kQAsvLrA6olUGqU3y5BLKcp3CWd3KU/gcG13IzgsHH5wSFkA66xjRQGD5U3hMWaw2Q+EDECQ==
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

2026-09-17T10:33:31.082977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066325
observed 97bcf1908107984584fee374c5ef7601...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:31.066153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066325/manifest.json
observed 18c550c8b1fda46f68c342f978b58d85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:31.048544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066325/publication.md
observed e7b1aaba5344a7ebeb27be6720706d59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:31.032777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066325/publication.txt
observed 9b9a1bde4196dd0cef4ee723c2ed54d5...
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.