OpenTechnical

OT-2026-000083712

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000083712) never changes.

Identity and time

Publication numberOT-2026-000083712 · never reused
Internal UUID01a0ae98-0417-74aa-bdc8-7862c84598f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083712
StatusPUBLIC

Content hashes

Canonical text51da45386ea1ea2001a09b336be4bb0129d99a1730af0654574f67815b2db32a
Markdowndca471fbfec2aaccd959d77a9261e6a1ca1f04f98e5b14fe28d99bae5871361c
PDF
Publication page4470c069697ff6a116c1257c345e50672e43183594b4f8507c939a6fbedc4317
Manifeste0b2973ca009f423d801f87bd2088fd24249a7ba1e97ac262ffc0aad02373de9

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
SignatureLXLOOLW+3/B5oTsyhb3pOM7KOmB+P5VeQ0rLgEbDvu0c2RShp/s85biJBUPQM01RhdNrJwSYRWW5tKW9AAb5BQ==
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

2026-09-17T09:57:20.545335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083712
observed 4470c069697ff6a116c1257c345e5067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.528037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083712/manifest.json
observed e0b2973ca009f423d801f87bd2088fd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.510436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083712/publication.md
observed dca471fbfec2aaccd959d77a9261e6a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.493340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083712/publication.txt
observed 51da45386ea1ea2001a09b336be4bb01...
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.