OpenTechnical

OT-2026-000011513

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, vented 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-2026-000011513) never changes.

Identity and time

Publication numberOT-2026-000011513 · never reused
Internal UUID01a0ae6c-88ff-74f5-a483-9cf010e62c17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011513
StatusPUBLIC

Content hashes

Canonical text2bc06308411b825b90332dbd714fbfdd5881115c8e562573219322487bd5823f
Markdowndb57d39848a5dc6d5d42cd6dde39e8ca124a067759fcf86ce2a7deccc4205cf6
PDF
Publication page743222a1bd36d7c81395ddab3fe14441206192e1ae5970a7ddeb91ed00c7ff9b
Manifest527cbafc37dfd9134e9bae611dfcc91f7ce3b8fcedaf8d2587cee9ad9399c235

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
SignatureLOLZYi3QbO2BR92rVqV9Q1Mta/uzYQkojbhVmd2x0TuodikWLmFAelUBkOgy5nYE++52hRgHGpglx4yZrTZUDA==
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

2026-09-17T12:13:17.756066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011513
observed 743222a1bd36d7c81395ddab3fe14441...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:17.737798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011513/manifest.json
observed 527cbafc37dfd9134e9bae611dfcc91f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:17.719349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011513/publication.md
observed db57d39848a5dc6d5d42cd6dde39e8ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:17.701878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011513/publication.txt
observed 2bc06308411b825b90332dbd714fbfdd...
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.