OpenTechnical

OT-2026-000065625

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented after 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-2026-000065625) never changes.

Identity and time

Publication numberOT-2026-000065625 · never reused
Internal UUID01a0ae8e-46fa-79f1-942c-cc9155eb6498 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065625
StatusPUBLIC

Content hashes

Canonical text1ade340360c1bf0b20c34f0e2a21f26b96b4820f5cfc7b9c2915da27c2cae319
Markdownc8cd1a106b832c7d7ea80de65e4c65a2feb23be2ca9760a4ed0815dc3b80d7b6
PDF
Publication page9f0411bdd9ca36a06d0c95ee8d7db1152b95c280dc99e86be0a2549284838387
Manifeste80a8314da1370f157db0821e31d25471f2383fc63478c08b585ea739aba9c90

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
SignaturesOyuXG3MQV1K8+eJAI2kk8+1yfnDRUOhLzZxUvM/rMekB+simzYmtZaGWU1exoitl5tAPUwaT5dJdhYK5oD3Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:00.158965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065625
observed 9f0411bdd9ca36a06d0c95ee8d7db115...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:00.141367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065625/manifest.json
observed e80a8314da1370f157db0821e31d2547...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:00.124801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065625/publication.md
observed c8cd1a106b832c7d7ea80de65e4c65a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:00.106080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065625/publication.txt
observed 1ade340360c1bf0b20c34f0e2a21f26b...
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.