OpenTechnical

OT-2026-000065334

Publication integrity record

Foam pad vacuum gripper, two stage ejector, 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-2026-000065334) never changes.

Identity and time

Publication numberOT-2026-000065334 · never reused
Internal UUID01a0ae8e-1dfa-7eb9-a5e2-116fe233e384 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065334
StatusPUBLIC

Content hashes

Canonical text29a072f647e649638417034bd75291b7fd2600b3c432ef7ed4ea73a6a48e4819
Markdown1715a2f218e0bb1b623bce0876b3393c6ede180daeb560b75737cf0328f337e0
PDF
Publication pagebd9341f77beab2c9d9db14305f146cc4c5e612056ecab35766e03cb4c2c18a5a
Manifest05f5d924b0605486c264a1f74db0bb4cb6b38806b4ef957aab293a29fa5a552f

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
Signature1vAtaatPhQ1lCwOqR6Ht5NBwwLxLuiRIAZt7eIROiK0N9Gp6Ku7gkTiBhK1KkiIZRCYTVGvUF1w3n8zaXzxSAg==
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

2026-09-17T10:35:18.939481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065334
observed bd9341f77beab2c9d9db14305f146cc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:18.921468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065334/manifest.json
observed 05f5d924b0605486c264a1f74db0bb4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:18.904165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065334/publication.md
observed 1715a2f218e0bb1b623bce0876b3393c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:18.886903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065334/publication.txt
observed 29a072f647e649638417034bd75291b7...
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.