OpenTechnical

OT-2026-000076762

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000076762) never changes.

Identity and time

Publication numberOT-2026-000076762 · never reused
Internal UUID01a0ae94-b06f-70eb-8b74-5ca999f0035e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076762
StatusPUBLIC

Content hashes

Canonical text7ad884a0d61b65fcf347a6dc7ef5d09bebf71ffc434e288b3c10776ee983fb28
Markdownd63c5960551dfeab11d7c58b6df11e90ab3b2b765c69d529214801cc2a407f9f
PDF
Publication page133b2dd96a1527891164ea258cdbd7f9e669cf179f402486ffe74549e5bdffb5
Manifestbc33eccd0c3a43226b13ae00d7ddea473baf4959998d6fafd9a2927be2afee91

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
SignaturexVk7AK1yzjvXZXtwmmRcgXweJdLHa5J73R9Fwvncw6tsC/Vu1uOzGDdza5rMozVtFVhEx+ngT0CkNSXry1AnCA==
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

2026-09-17T10:09:37.229643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076762
observed 133b2dd96a1527891164ea258cdbd7f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.209281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076762/manifest.json
observed bc33eccd0c3a43226b13ae00d7ddea47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.191472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076762/publication.md
observed d63c5960551dfeab11d7c58b6df11e90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.174023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076762/publication.txt
observed 7ad884a0d61b65fcf347a6dc7ef5d09b...
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.