OpenTechnical

OT-2026-000066757

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000066757) never changes.

Identity and time

Publication numberOT-2026-000066757 · never reused
Internal UUID01a0ae8e-ce42-7879-b523-f04e617cab29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066757
StatusPUBLIC

Content hashes

Canonical text550e7320ee9fb58c56352b1fcd23c3d3e7abaf2ca44326008d41fbffbf3d69cb
Markdownc2e8ae719e222a3edba798dd93730a76299bd9a9ae942be1927948b82dd854f4
PDF
Publication pageb8106f4f958c710e30b76ac73e7fad5b3b8e7ef2cd278afed2f831a85ad85162
Manifest53c76adc76242cfb042ba29ba268692e544584c6e5833eae963dbf7bbe64a14a

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
SignaturewKEPKp5YeWi57tgosPgh7m4qab/dU/llzJUHFYQl8dKavweKd3U41oqn9Uf7LmAKv7D52vf6efwq+JBw309FAA==
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

2026-09-17T10:33:10.216498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066757
observed b8106f4f958c710e30b76ac73e7fad5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:10.198197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066757/manifest.json
observed 53c76adc76242cfb042ba29ba268692e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:10.182688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066757/publication.md
observed c2e8ae719e222a3edba798dd93730a76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:10.167210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066757/publication.txt
observed 550e7320ee9fb58c56352b1fcd23c3d3...
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.