OpenTechnical

OT-2026-000083060

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line 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-2026-000083060) never changes.

Identity and time

Publication numberOT-2026-000083060 · never reused
Internal UUID01a0ae97-c962-72b4-be6e-da90596440a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083060
StatusPUBLIC

Content hashes

Canonical text3d2989381d3e13ea9d1d4e257fee1a82c7a620d8349549d07d72e426d9939ecf
Markdown11f206bf47f35c203e9de3c8a315baca7b8315e0879e6cd434a04713ba958a04
PDF
Publication page115bcda414f636cf127c95cccf3bbf41bc703576a88b28a064ba9eeee76d1077
Manifestd26aee87a42d8cfbbba5ab0484f8593af55c47c3d285e32afe0531c73a96f1c2

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
Signature0SazaQ3F+Obnp73fw6m3kBLa0t37dwcOzG3ZKBCxJG3fxrKT6KsQR8N5xqRnVFToD7qarZXkOeCUsPTPsGwyDQ==
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

2026-09-17T09:00:29.106774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083060
observed 115bcda414f636cf127c95cccf3bbf41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:29.085332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083060/manifest.json
observed d26aee87a42d8cfbbba5ab0484f8593a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:29.065790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083060/publication.md
observed 11f206bf47f35c203e9de3c8a315baca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:28.923278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083060/publication.txt
observed 3d2989381d3e13ea9d1d4e257fee1a82...
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.