OpenTechnical

OT-2026-000097399

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, 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-2026-000097399) never changes.

Identity and time

Publication numberOT-2026-000097399 · never reused
Internal UUID01a0aea1-01cc-718b-8e24-23b150081cc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097399
StatusPUBLIC

Content hashes

Canonical textf7a2d4443a3810f6a1de029020250bc0872f92e653a6c4b1d018cc4d850072ac
Markdownb7795c45c1c9fae9821cb15700e34b392b825a88c12cee16c30477104cf00f0f
PDF
Publication page44f3529f6162044f01b84995b3c8fa5a24a18c872ea6daba5a68b7661b108c87
Manifestcbca27ea3e27a28d9c228d2b6a024670ac530f487763646045e385b22ae49374

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
Signature+Ri13Bat5koU2zwFOp8cmdwZ5LXPQN62xmC9YDtmRdoZKjpQo31sQGs8RWtNgjPmpf2eZppq2qcL+VGjx1/PAQ==
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

2026-09-17T09:33:41.053099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097399
observed 44f3529f6162044f01b84995b3c8fa5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:41.035166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097399/manifest.json
observed cbca27ea3e27a28d9c228d2b6a024670...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:41.018355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097399/publication.md
observed b7795c45c1c9fae9821cb15700e34b39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:41.000296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097399/publication.txt
observed f7a2d4443a3810f6a1de029020250bc0...
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.