OpenTechnical

OT-2026-000051435

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000051435) never changes.

Identity and time

Publication numberOT-2026-000051435 · never reused
Internal UUID01a0ae83-7c7f-7fff-8b3d-a14e02243fd6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051435
StatusPUBLIC

Content hashes

Canonical textdbea07b0baaff1c490dde6ace28cc82e57ce1d9b091dcbc44acf34f4a060b0c3
Markdown0e3936f9166287591fc6de171755e98338369960748e65220418b9b935fb71a4
PDF
Publication page1eb732bf90f236e99d227c71b72b7e0e4974e08d142edcea5c4001b0ab8e3986
Manifest07d4b2addc7d981a5005fbad96568ab1f255ea57fd37c9df0f13b1c2a7d238f9

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
SignaturetWURGjx7XUiQtkT9hnGOeJtbKJZ6K3Vw3BivLsLZOYkGdYBe/msdaUMXveJ7cPoDTCbRRlGUGh9IGipAKFPNBA==
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

2026-09-17T10:58:09.388617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051435
observed 1eb732bf90f236e99d227c71b72b7e0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:09.370966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051435/manifest.json
observed 07d4b2addc7d981a5005fbad96568ab1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:09.353984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051435/publication.md
observed 0e3936f9166287591fc6de171755e983...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:09.334369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051435/publication.txt
observed dbea07b0baaff1c490dde6ace28cc82e...
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.