OpenTechnical

OT-2026-000014351

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pulsed blow-off before set-down, on a tool changer

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-2026-000014351) never changes.

Identity and time

Publication numberOT-2026-000014351 · never reused
Internal UUID01a0ae6d-b27a-73a3-b9a7-5f7a04d56623 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014351
StatusPUBLIC

Content hashes

Canonical texte1730bbf343aa49791d267732119a936eaa9f09d7a904d4f4f49a567ab8d8914
Markdown2db7c5b2f775ed607d840b7bccdd4388176a214638f5c79ccce8093b1e250916
PDF
Publication pagef7cf0bee56153eba65fe31ede4f8e63e217dd85b054aa6fd85e48b255f2de032
Manifest3731c54d174be484c910d94b93d5e398a64ef471a195ea0368737c9224d91bfa

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
SignatureQTSuwTTpodCzKaGw6uTdBpfR3xuUKa7nv303kou9gGai97b7LhLQvDR3FHjK2xBPLF6ZqY3+OOsaIYPAy6zuCw==
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

2026-09-17T12:10:05.470056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014351
observed f7cf0bee56153eba65fe31ede4f8e63e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:05.447986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014351/manifest.json
observed 3731c54d174be484c910d94b93d5e398...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:05.430315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014351/publication.md
observed 2db7c5b2f775ed607d840b7bccdd4388...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:05.412932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014351/publication.txt
observed e1730bbf343aa49791d267732119a936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:11.597600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014351
observed f7cf0bee56153eba65fe31ede4f8e63e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:11.579822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014351/manifest.json
observed 3731c54d174be484c910d94b93d5e398...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:11.560193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014351/publication.md
observed 2db7c5b2f775ed607d840b7bccdd4388...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:11.542088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014351/publication.txt
observed e1730bbf343aa49791d267732119a936...
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.