OpenTechnical

OT-2026-000097408

Publication integrity record

Foam pad 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-2026-000097408) never changes.

Identity and time

Publication numberOT-2026-000097408 · never reused
Internal UUID01a0aea1-55b2-7e51-b3f8-4b3205c4ab84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097408
StatusPUBLIC

Content hashes

Canonical textd1ccb7eb47126c359d38c7585c6e24c4579d551c55a4d572f7169d0ee2289347
Markdown3f6e8bb1ec227beef19cf85eb0433941721d640d25a3af093b8557f575c8d3b6
PDF
Publication page31ef5098cadf39144855ed2c50e029658ff3e0c81d0c25dad84f922e44bebf81
Manifest8c34c531818dc38c676a8fb7fae8c2a4a47c0725effaf3cb637d2ffa262ba554

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
SignatureIARFhf4SYSo9BbenA4ByBOAcjSURc5WchfiqfNe9YZEP1CU3mIvYSip8bp0i+BlkvkRUdKg0aKffaSl1xLTQBw==
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

2026-09-17T09:33:15.387502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097408
observed 31ef5098cadf39144855ed2c50e02965...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:15.369115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097408/manifest.json
observed 8c34c531818dc38c676a8fb7fae8c2a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:15.351921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097408/publication.md
observed 3f6e8bb1ec227beef19cf85eb0433941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:15.331814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097408/publication.txt
observed d1ccb7eb47126c359d38c7585c6e24c4...
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.