OpenTechnical

OT-2026-000094281

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before set-down

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-2026-000094281) never changes.

Identity and time

Publication numberOT-2026-000094281 · never reused
Internal UUID01a0ae9e-92cc-711e-a225-9efb57b031d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094281
StatusPUBLIC

Content hashes

Canonical texta21ae6367c52a549ca083e6b0a6bc24494bd7bfcd3ba07207bfa90b5b8266c39
Markdown5e2e953f92e2e322f3a72150e1c4d267a7e87b6d1eb877594d99b4b0ef8652fd
PDF
Publication page52d11a37d41f2bd2a22507734e7bbe78efbba63b89093760a553c8a37f363d9f
Manifest1e9ed938540ce818c0db9f028cf4c84ce2aef799038c5914cc9a0d0f0f96e0db

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
SignatureTXdrNfyhMu7HIjU80AIloMwNCwhGk9f/6oHuTKstOwyGJneJ01RfShO7dx7Orod31QhdbvFj+I4ThvczPVOMCQ==
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

2026-09-17T09:40:09.049232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094281
observed 52d11a37d41f2bd2a22507734e7bbe78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.030019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094281/manifest.json
observed 1e9ed938540ce818c0db9f028cf4c84c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.002050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094281/publication.md
observed 5e2e953f92e2e322f3a72150e1c4d267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:08.981312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094281/publication.txt
observed a21ae6367c52a549ca083e6b0a6bc244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:15.871408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094281
observed 52d11a37d41f2bd2a22507734e7bbe78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:15.854528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094281/manifest.json
observed 1e9ed938540ce818c0db9f028cf4c84c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:15.835804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094281/publication.md
observed 5e2e953f92e2e322f3a72150e1c4d267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:15.818848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094281/publication.txt
observed a21ae6367c52a549ca083e6b0a6bc244...
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.