OpenTechnical

OT-2026-000077234

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000077234) never changes.

Identity and time

Publication numberOT-2026-000077234 · never reused
Internal UUID01a0ae94-f508-72c5-b159-6a6d183d298e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077234
StatusPUBLIC

Content hashes

Canonical textcd6ab2979d0fc51f6bd6adadb9efde0fe6e6460b2badc55abbd2487715eeb357
Markdown7748e435535b197b308158c11f9af1dedd22c7794abad39335ec5753dbd5db19
PDF
Publication pagee361319e5f551f163eb32d701c2ca6b112b0c460de769f5374fbbf2dc88769b8
Manifest7691774be91f034ac67b1915f36adc651f58e498c2f15e3e7c063f86cc07d81a

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
SignaturesSJWVokeSXG5tABitFBBul23M8CwO6UEnthGLCyYw9/ZpuiTwiXMw5aiKh+7tqRSqeV5S2yzdv0NtE8UnpmHBg==
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

2026-09-17T10:08:50.792328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077234
observed e361319e5f551f163eb32d701c2ca6b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:50.774251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077234/manifest.json
observed 7691774be91f034ac67b1915f36adc65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:50.755590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077234/publication.md
observed 7748e435535b197b308158c11f9af1de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:50.717131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077234/publication.txt
observed cd6ab2979d0fc51f6bd6adadb9efde0f...
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.