OpenTechnical

OT-2026-000025782

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000025782) never changes.

Identity and time

Publication numberOT-2026-000025782 · never reused
Internal UUID01a0ae71-a83e-749e-9f5e-7d3872934bce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025782
StatusPUBLIC

Content hashes

Canonical text63c71df3a168eaefa012391e11f171793686fd2262fead5f55599d4a8ceca296
Markdownbb363272bc39c300e6212b7252d819adf9bc96768293655a96015f79ac9c8709
PDF
Publication page1906c52af394c34d39bd145de55852973873eadac35ab594e0618c7520587c88
Manifest446706d04587b52d8d1c473eb475e10c9b92880ec06aef644d633b7252c8e800

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
SignatureAt6qinshGprK701NoXDs2dahLoBy51iRuZHR0iPlSvCyiDkcUU6cpPmed8zpBMwblt7IGE/68TYVJqfR7iw6DA==
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

2026-09-17T11:45:59.026491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025782
observed 1906c52af394c34d39bd145de5585297...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:58.999528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025782/manifest.json
observed 446706d04587b52d8d1c473eb475e10c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:58.978676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025782/publication.md
observed bb363272bc39c300e6212b7252d819ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:58.955397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025782/publication.txt
observed 63c71df3a168eaefa012391e11f17179...
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.