OpenTechnical

OT-2026-000008754

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000008754) never changes.

Identity and time

Publication numberOT-2026-000008754 · never reused
Internal UUID01a0ae6a-e46c-7144-86d2-351b44307a55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008754
StatusPUBLIC

Content hashes

Canonical textd3c15148c7327e152db0ee149da3f29800a77e6b56900e358219c4a92e0c341e
Markdowna0adebf22ce6900cfbb9e956e14b79cfc1ad2f1446262887253fc78724abb327
PDF
Publication pageb54c46a20e81ce2c4d146aa2fcb1fb6c96fcee52024605a8d13a433050668a0a
Manifestb309ae1659968537640b6ac1103fb8bf41d374168df2cdd02e2f45ff63b6e7a1

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
SignatureH3QHaBQsPzGHY6+ELbXg6yuO1uTYETquUicDvl2B4hVlNhwREOguPWIPm9eLLpMIRzyPJJMczs2aNAt+e4s6DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:50.099443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008754
observed b54c46a20e81ce2c4d146aa2fcb1fb6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:50.078484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008754/manifest.json
observed b309ae1659968537640b6ac1103fb8bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:50.058882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008754/publication.md
observed a0adebf22ce6900cfbb9e956e14b79cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:50.031457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008754/publication.txt
observed d3c15148c7327e152db0ee149da3f298...
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.