OpenTechnical

OT-2026-000076092

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000076092) never changes.

Identity and time

Publication numberOT-2026-000076092 · never reused
Internal UUID01a0ae94-6a6e-7255-869d-da25d7efb1cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076092
StatusPUBLIC

Content hashes

Canonical text5d206c1ddf7910d8e4b75d2a19c4921c3ed35a3f80fd487d15e7c2d6554a18a0
Markdown54bd33cf14ae99fd9b04cf136f7ba0d2118a1433a3de898c69a51e8ce14fa68e
PDF
Publication page10298d7cc69b8204b984a80b6f65e8dd602a4da56700ea590d78fd9fbde71106
Manifestc8ded953656a744c3358250b981004757115a0636d6527bed63ef0436cb871de

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
Signature0pVxJhpaNBrBfWXWTX65qje5O2St35AUVceeoGHKze15rG0Gi7ALbSrBPTtpgL2GNk6sXKIur/W8pVexYt+RCA==
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

2026-09-17T10:10:56.044665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076092
observed 10298d7cc69b8204b984a80b6f65e8dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:56.025365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076092/manifest.json
observed c8ded953656a744c3358250b98100475...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:56.006600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076092/publication.md
observed 54bd33cf14ae99fd9b04cf136f7ba0d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:55.986521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076092/publication.txt
observed 5d206c1ddf7910d8e4b75d2a19c4921c...
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.