OpenTechnical

OT-2026-000097588

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, 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-2026-000097588) never changes.

Identity and time

Publication numberOT-2026-000097588 · never reused
Internal UUID01a0aea1-92f1-7f61-b325-4b0a94ea86f7 · 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-2026-000097588
StatusPUBLIC

Content hashes

Canonical text129a26e99ae56cbcbf374d177577024cbed5944e292475eb5ea354bd56fa3245
Markdownc28705b153b95e0445e0694904f37071ecb7d877b9eb9ca5d6949cd0942dac5c
PDF
Publication page781b3711fd0a5a9cb35e3b15d829e8874fdb65821b9f96366c27d1594ad583f2
Manifestd962e8294852ae0a528083499a5f62d720f8d074753eba9f2db02c61ba81e8d2

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
Signature6JdKYburd77ZrjJLQ2BRztjFBSuSPHDXNOz37q6fC8vHOCor5w/ZSh/Nkwgig5lm5XgRgXqVA2bz2DQprKWwBg==
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

2026-09-17T09:32:30.251638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097588
observed 781b3711fd0a5a9cb35e3b15d829e887...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:30.234213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097588/manifest.json
observed d962e8294852ae0a528083499a5f62d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:30.216875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097588/publication.md
observed c28705b153b95e0445e0694904f37071...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:30.200004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097588/publication.txt
observed 129a26e99ae56cbcbf374d177577024c...
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.