OpenTechnical

OT-2026-000076854

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000076854) never changes.

Identity and time

Publication numberOT-2026-000076854 · never reused
Internal UUID01a0ae94-b070-7746-8830-630918642b0b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076854
StatusPUBLIC

Content hashes

Canonical textada5fb8551a812daf8edd0b8aed5caf627d6081cf235210131d47b133a9b8773
Markdownbb776de2b89093eddd4d3b44117de5fe6e05c638bcccf4bb6c2b16089f9986cb
PDF
Publication page17307db58ed12465384dcbd171d35479ef9f5a9c2945a7adf217abe240701197
Manifest56941958ec39e88d08e8294c1c53ff648bd20edb3dffd3b12d05d1fa6a178bfe

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
SignatureqSSrF5gTmsFJGXPfcySbVa8jiXMB7iwAU89b3selMJBTi0NxnEZRB3jHRsMrPBH0oiNhFy2Jws1OoVVThKa5BQ==
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

2026-09-17T10:09:44.626434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076854
observed 17307db58ed12465384dcbd171d35479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:44.607155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076854/manifest.json
observed 56941958ec39e88d08e8294c1c53ff64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:44.587298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076854/publication.md
observed bb776de2b89093eddd4d3b44117de5fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:44.567574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076854/publication.txt
observed ada5fb8551a812daf8edd0b8aed5caf6...
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.