OpenTechnical

OT-2026-000066272

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000066272) never changes.

Identity and time

Publication numberOT-2026-000066272 · never reused
Internal UUID01a0ae8e-8dc4-7da1-87e8-0d84fef46fac · 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-2026-000066272
StatusPUBLIC

Content hashes

Canonical text07ce4c11d123508ad7b2778ff03832508e87e3aac464ccac627d8ff892016d78
Markdownc59f4e8395fd2f81ba2a27d909025ee98e81d31ae6ca15a7168486f15c427f8e
PDF
Publication page96ed4b0773a110eda69b8777eb48fe93b2ed13a4f38b3c6296c686163c7ecbbc
Manifest7031baf358fc498ac48d34f7e98c7e80b8186cf200c9a3d6c96c23d75c2bf15c

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
Signaturentj8yFW+v/MyrLQ6OeGcITTocdvBXrr+xxnm6Zar4hF32EWYmNjuxeMJC0g+ZOttuxu0yh6W/7SsfTNqtrWFAw==
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

2026-09-17T10:33:26.931622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066272
observed 96ed4b0773a110eda69b8777eb48fe93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:26.905968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066272/manifest.json
observed 7031baf358fc498ac48d34f7e98c7e80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:26.876982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066272/publication.md
observed c59f4e8395fd2f81ba2a27d909025ee9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:26.783040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066272/publication.txt
observed 07ce4c11d123508ad7b2778ff0383250...
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.