OpenTechnical

OT-2026-000012529

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000012529) never changes.

Identity and time

Publication numberOT-2026-000012529 · never reused
Internal UUID01a0ae6d-39f7-7055-afc8-19b353d773bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012529
StatusPUBLIC

Content hashes

Canonical textbadcb7d7eed0cadf501e1baea82657e9b18e22e4885d62defb2ce2959f732876
Markdown7fc9038042e02cca80744f2d95e7bb5e9d4d6edd5539a20d3f9b2534b392c3ec
PDF
Publication page6dae378c304056cde7aab0fa2f02ce11ab6afcd26a7a325d333940cae90697bb
Manifest471a92706310b8fdec48b221d36553daed4bb08566dfb6cf09bd302b47a2ecc3

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
SignatureToPGp4K/gFx4/fFpoHffpp3v+mPdeqsXVThYIi8qYG0lpgSaOYVyWm+WeChUdOSOpfDuzDxWrx2jmygFk89BBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:12:03.235305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012529
observed 6dae378c304056cde7aab0fa2f02ce11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:03.216907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012529/manifest.json
observed 471a92706310b8fdec48b221d36553da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:03.197441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012529/publication.md
observed 7fc9038042e02cca80744f2d95e7bb5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:03.178321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012529/publication.txt
observed badcb7d7eed0cadf501e1baea82657e9...
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.