OpenTechnical

OT-2026-000097616

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, plant vacuum fed, supply line 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-2026-000097616) never changes.

Identity and time

Publication numberOT-2026-000097616 · never reused
Internal UUID01a0aea1-92f2-7979-91c8-051619b1a35d · 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-2026-000097616
StatusPUBLIC

Content hashes

Canonical text65b421e7a0997d6bb7fcae7ef82d9a9c6d8b1cc4d042279358de3d9d693afca7
Markdown91ba3e55853616fcdb63256b653b10e88e10514f6ac18037b8cc08482da7dcfe
PDF
Publication page5de67c01bcee999b0708b5329011499a62b069f05ad9b1a49cfe694ec0a3e6ce
Manifestc56888025197a247551ab1420583b42e145dcf72503c4ff48823f4fa0ac53216

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
Signaturez7dQL2lsIIAeD63y4hh4WT9BoIZahTTTROq65QIxthFgDkrpveaaPkHzD3zPrac2IG/wd7fQWBsHf5vp3EIZCg==
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

2026-09-17T09:32:37.434335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097616
observed 5de67c01bcee999b0708b5329011499a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:37.417598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097616/manifest.json
observed c56888025197a247551ab1420583b42e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:37.402292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097616/publication.md
observed 91ba3e55853616fcdb63256b653b10e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:37.387034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097616/publication.txt
observed 65b421e7a0997d6bb7fcae7ef82d9a9c...
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.