OpenTechnical

OT-2026-000007602

Publication integrity record

Single cup vacuum gripper, two stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000007602) never changes.

Identity and time

Publication numberOT-2026-000007602 · never reused
Internal UUID01a0ae62-76bc-7fc6-ab23-671a4f9c9ba7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:23.688458Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007602
StatusPUBLIC

Content hashes

Canonical text497d46af333b224fbcd54ea9b44731961cd2b8c5bd7310d1abcb838dc7830975
Markdown5a3b8d68e99e221fad87d77581662c3f67638fe2b082794f7d10f54e3a4a82c5
PDF
Publication page45b9e967da43bc2a86bac5ef9264368721afb8bfc20d19bbd733019e3bea6028
Manifest98a1b17171ae50aeed1e69aa8c394fa97c54cae4b175332c59449ba8df5e920a

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
Signature9+/6v4W0BVvgue5acYq5uLDjAah7wErTwAqpyhEEFWnQjS+S8OkxHc6qDuPllG0DIPa/oWU/HD5EYlM3CExyBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:12.783741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007602
observed 45b9e967da43bc2a86bac5ef92643687...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:12.764975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007602/manifest.json
observed 98a1b17171ae50aeed1e69aa8c394fa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:12.746466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007602/publication.md
observed 5a3b8d68e99e221fad87d77581662c3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:12.727692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007602/publication.txt
observed 497d46af333b224fbcd54ea9b4473196...
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.