OpenTechnical

OT-2026-000097681

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000097681) never changes.

Identity and time

Publication numberOT-2026-000097681 · never reused
Internal UUID01a0aea1-92f4-7ed0-994e-9767b2418b01 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097681
StatusPUBLIC

Content hashes

Canonical texte115fc1f5d15fb12fd1cdb0e7bc058587314b300d2436e28d3353a57ebeb6dd3
Markdowndbfb748cda1b7e1f4b31153d8a1593f52e4decd25e6aafaaf895f0358120dd13
PDF
Publication page788234ac4a5eb4bb3ba38e1189a9e2169783b78ff6bb9905bd09d6910e37cb5c
Manifest89ff2f17b599238b26e9c90839af704c8e5461fdeec00bfd2a9e42f4456944c6

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
Signature6m/1tmjtPvlH1E0is4POYpb74x73lJ+zcoBeF9BXcRGgbwo/AubFPuFjNw6KyDV1wMJMaMhalPD9uznwvqUJCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:42.187674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097681
observed 788234ac4a5eb4bb3ba38e1189a9e216...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:42.171313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097681/manifest.json
observed 89ff2f17b599238b26e9c90839af704c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:42.155634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097681/publication.md
observed dbfb748cda1b7e1f4b31153d8a1593f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:42.138990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097681/publication.txt
observed e115fc1f5d15fb12fd1cdb0e7bc05858...
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.