OpenTechnical

OT-2026-000076182

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000076182) never changes.

Identity and time

Publication numberOT-2026-000076182 · never reused
Internal UUID01a0ae94-6a6f-7f66-af2e-2c2290360e5e · 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-2026-000076182
StatusPUBLIC

Content hashes

Canonical textd97ee46cd482953ecf415a07c26c1f8a1d56fdb9a8e50ca2ac9a3668bb0b5521
Markdown640c1b7f4c6a13578e8ccf0af61acfb0d814a332edd273b7379f6d503af99a16
PDF
Publication page6b96f81f6659dd7c656fc69927c054cbaa8456a031d6e0e9e218f0de5d420d25
Manifestca8c321b77279352f79eb0f2b2060492d79c140b1a0abf57136f8190c614c434

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
Signaturek3eXj252Jv8/RDYCfJNMbx+KFNmBKqt3FO9Hs9nm0JUEfAG4/4wfTbRxPiPAqBuRRON7l9kCnWALXUwMjcC7AQ==
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

2026-09-17T10:11:28.781251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076182
observed 6b96f81f6659dd7c656fc69927c054cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:28.764217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076182/manifest.json
observed ca8c321b77279352f79eb0f2b2060492...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:28.745568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076182/publication.md
observed 640c1b7f4c6a13578e8ccf0af61acfb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:28.291313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076182/publication.txt
observed d97ee46cd482953ecf415a07c26c1f8a...
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.