OpenTechnical

OT-2026-000050632

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000050632) never changes.

Identity and time

Publication numberOT-2026-000050632 · never reused
Internal UUID01a0ae82-5c4a-76ad-8e82-c2a7f1f112a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050632
StatusPUBLIC

Content hashes

Canonical text497fb64bad05a275ab1cb54e3d30777ffa94b66eb679467498705662e019a5d1
Markdown707b41c1fce9f61599b28eedf200b8c9e024fa0b8744e69eebc91c11282e651a
PDF
Publication pagec35c67c3134b81cb59286e2ee8bb5a4d1a6a075e54d5152e78eaa71417d90dcb
Manifest7396e1a981587edcd3342a5e167e14799809ad4db2132e7dad1fd21bcd00d14d

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
Signatureg8bY3vAxTF+Nae04IlXwZDKmZoZKGLeNtC5RgpVD5R0WklOFUCqPuZm5xC9Z6Q7KvNhAY9rqnFsaKto5uKP+Dg==
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

2026-09-17T11:01:44.891364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050632
observed c35c67c3134b81cb59286e2ee8bb5a4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:44.874329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050632/manifest.json
observed 7396e1a981587edcd3342a5e167e1479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:44.857367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050632/publication.md
observed 707b41c1fce9f61599b28eedf200b8c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:44.839991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050632/publication.txt
observed 497fb64bad05a275ab1cb54e3d30777f...
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.