OpenTechnical

OT-2026-000080799

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, 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-2026-000080799) never changes.

Identity and time

Publication numberOT-2026-000080799 · never reused
Internal UUID01a0ae96-b974-714e-bda0-807b1b765518 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080799
StatusPUBLIC

Content hashes

Canonical text2f2d5723084807cb2de19e0a1afbb964425eb7f65fd0928e360975e2f057185e
Markdownde78bb90e25bd40ff06ed1dea94cc4aff54976014483e3e07a3fc8993f16b60c
PDF
Publication pagec3fb5b9efbe0aace479b515f7030e18774d362b633caf3fcd2c2357467169d69
Manifest5da5a4a73ad6d548148faeebd182933c7dcd061b2abf54d4d7f42ca08fcf9e01

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
SignatureX3+3asCFnb91qzzzuGUuPVBwtFCRBm9d3hAQrRGYW81WnfsEyhlfEB4uDqZJ+FBQ7Q11rslglhYVGvd9XOoZCA==
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

2026-09-17T10:01:58.590485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080799
observed c3fb5b9efbe0aace479b515f7030e187...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:58.572197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080799/manifest.json
observed 5da5a4a73ad6d548148faeebd182933c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:58.553307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080799/publication.md
observed de78bb90e25bd40ff06ed1dea94cc4af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:58.533586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080799/publication.txt
observed 2f2d5723084807cb2de19e0a1afbb964...
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.