OpenTechnical

OT-2026-000074592

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000074592) never changes.

Identity and time

Publication numberOT-2026-000074592 · never reused
Internal UUID01a0ae93-717b-792d-9abe-5d83b8cb6b1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074592
StatusPUBLIC

Content hashes

Canonical text246938d022e7da9497438d31844e588e869e189257ec387befdbc38c8b1995b7
Markdownf8a04e8f0ff46cb69bc6175cc92d8845c656a6e9fd3ab4d88bbeee576c1d011b
PDF
Publication page6f9e3d17e52857a5714570925376628b6cfeeebbe58dfb708949e377d5f34777
Manifest585d524fb0dc9cb077f371516df292d13e5d615b166363771a965538c0559565

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
SignaturerHb7IrpnQg7+3zuQ1Gir6ZiLCOqdsJJjdEdHlYyEw/syWwbPyV0L4qHcTV8sRdeiSMP6qjHU/ROA9oi9cN+zCg==
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

2026-09-17T10:19:36.927965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074592
observed 6f9e3d17e52857a5714570925376628b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:36.909681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074592/manifest.json
observed 585d524fb0dc9cb077f371516df292d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:36.890189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074592/publication.md
observed f8a04e8f0ff46cb69bc6175cc92d8845...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:36.871309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074592/publication.txt
observed 246938d022e7da9497438d31844e588e...
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.