OpenTechnical

OT-2026-000064149

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000064149) never changes.

Identity and time

Publication numberOT-2026-000064149 · never reused
Internal UUID01a0ae8d-a45f-78a4-b806-abdacc86b33b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064149
StatusPUBLIC

Content hashes

Canonical text74b848dbe2d8fe56156f6d61fddaabfd776b4b61d09c01a508c8b16ef6a232f4
Markdown17c3ecab1a3104851e8e10c5d3271450aedef4a4de06aec47bf354115cae144d
PDF
Publication page73a31cccfdccb3e0a9cbe225464c31f6ddb985de8c3484e23a3c0867d002f4e2
Manifest6283fb3ad11534864a35c1d3f5ce76fbc11b72a0345071519d94336df9527555

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
SignaturejmBNmknWwnCkCPmR8VXA8FroxdTRrvYxljkuBOQbK6v4KMtIRzKWJyBPUvU4lSOPbOIejlaPeVjMP7vw4zA8Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:09.308711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064149
observed 73a31cccfdccb3e0a9cbe225464c31f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:09.291528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064149/manifest.json
observed 6283fb3ad11534864a35c1d3f5ce76fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:09.273952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064149/publication.md
observed 17c3ecab1a3104851e8e10c5d3271450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:09.256489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064149/publication.txt
observed 74b848dbe2d8fe56156f6d61fddaabfd...
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.