OpenTechnical

OT-2026-000033325

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, pulsed 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-2026-000033325) never changes.

Identity and time

Publication numberOT-2026-000033325 · never reused
Internal UUID01a0ae75-8980-7c7b-bfcb-40a0ad4ed05f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033325
StatusPUBLIC

Content hashes

Canonical texta3b37850c35ba4fda654556bd1739bdcdaa8d3a1b68c0797d9057c2bf2ceea63
Markdownd50944737b6eb5c088e416a07f0a2290dbc7e433ddd2fb5b9814e911a972d6a2
PDF
Publication pagef5dbafa0d65a456c100dcdb9c4b3682c20dd9aded543d314b4495d407ef525ed
Manifestfc47275a28e2107f68fd121debb866af2abbf7bf986582608e7291f607f43fc3

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
Signature9r+AwAtSLEXG/EmNrHiKqkWezDIJN/qzHh79BTpD8JCqiJmPMFZkN/+m4gY4jfxvnZp/6DqCz7kIMMQ79QAXCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:32:04.654501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033325
observed f5dbafa0d65a456c100dcdb9c4b3682c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.635995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033325/manifest.json
observed fc47275a28e2107f68fd121debb866af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.615146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033325/publication.md
observed d50944737b6eb5c088e416a07f0a2290...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.593183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033325/publication.txt
observed a3b37850c35ba4fda654556bd1739bdc...
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.