OpenTechnical

OT-2026-000084204

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented after 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-2026-000084204) never changes.

Identity and time

Publication numberOT-2026-000084204 · never reused
Internal UUID01a0ae98-5b60-78af-afea-9bd5a96c7d3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084204
StatusPUBLIC

Content hashes

Canonical textda098cc1a0d316563147261c61aa300578a2ad7e835416b94c8d29843e1b00b9
Markdownae5a8c028bf9fa7812877f6900fa310072ae68d8f6c26772f31968eea5b4798e
PDF
Publication page764d5d0b396ee95e08c56ffdca1e3db66e1eca0e45d92617cea72e6f0faeb772
Manifest8920fd960bc431013d2fe9c0b799c6081bf64d6e5a33fab40b9fc37aecc62d0a

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
SignaturevRUYSrgQ6yVbKVlxC4RAfytiLeFQNsmMcMG3qEcmQB7RU51PtcK2aEYD6RLaFGMOq9tNHoR3XAFqXerb+1/gDQ==
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

2026-09-17T09:55:59.215958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084204
observed 764d5d0b396ee95e08c56ffdca1e3db6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:59.197597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084204/manifest.json
observed 8920fd960bc431013d2fe9c0b799c608...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:59.181029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084204/publication.md
observed ae5a8c028bf9fa7812877f6900fa3100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:59.163289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084204/publication.txt
observed da098cc1a0d316563147261c61aa3005...
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.