OpenTechnical

OT-2026-000007569

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, sustained blow-off before 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-2026-000007569) never changes.

Identity and time

Publication numberOT-2026-000007569 · never reused
Internal UUID01a0ae62-4df7-79b3-8643-5a922843d2b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007569
StatusPUBLIC

Content hashes

Canonical text55c57dc1a1d334e0a2297bc0a30c0fbde78c991fad39faac5a30913dd9519a70
Markdown80c546921f5d44b1a3dfae4545628712d9721be5326ee8071e4fe43067e15f30
PDF
Publication page7ea4616243859d4e02133146dcf07698c07ee2250317d12fe2810ac257938205
Manifest459b85083f47502997f78efbfbdcf1d87113bc9dfc575c023a9a51fabf48e350

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
SignatureLsswBtHWKHUXcOkb+pCFOEyhIfaEvyeZUhKFAMi7TbgahMKpy1vl8nwiunfeHl5uOfkaDhlehLOiSh1rbV40Dg==
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

2026-09-17T08:10:25.004980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007569
observed 7ea4616243859d4e02133146dcf07698...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:24.988132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007569/manifest.json
observed 459b85083f47502997f78efbfbdcf1d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:24.971164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007569/publication.md
observed 80c546921f5d44b1a3dfae4545628712...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:24.954859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007569/publication.txt
observed 55c57dc1a1d334e0a2297bc0a30c0fbd...
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.