OpenTechnical

OT-2026-000099178

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000099178) never changes.

Identity and time

Publication numberOT-2026-000099178 · never reused
Internal UUID01a0aea2-8288-7f8d-8fe9-38e4d730063f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099178
StatusPUBLIC

Content hashes

Canonical text1676fd41a31c693cf4e624fdcc44147f9ef7634778f10f12d8cd789f6605730d
Markdownbc10418724ebc0458bd3e0adf43020bfdf7c342a7ac263945bb72c9781e0c9c4
PDF
Publication page54576830b19e3080b6c81023838aacf0ba5d05d7fbc516adafdbf620179a9aed
Manifestb5431a3e8256dfe5a002dbaef62e80bec66a9baf7a7494746ffabbee7551fbdf

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
SignatureVgLJyEnhBZzyojI1m8sbYWU2BcWx8PvIbYVIHEUXxr/YMoPYh/QpsG48FQ0J0OaU/CYD06Lj7Jwou5J+o/PWAQ==
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

2026-09-17T09:30:33.863814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099178
observed 54576830b19e3080b6c81023838aacf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:33.845499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099178/manifest.json
observed b5431a3e8256dfe5a002dbaef62e80be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:33.826732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099178/publication.md
observed bc10418724ebc0458bd3e0adf43020bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:33.808924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099178/publication.txt
observed 1676fd41a31c693cf4e624fdcc44147f...
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.