OpenTechnical

OT-2026-000016498

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000016498) never changes.

Identity and time

Publication numberOT-2026-000016498 · never reused
Internal UUID01a0ae6e-2d13-7b36-a9eb-5d2b6417a740 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016498
StatusPUBLIC

Content hashes

Canonical textdf9d00898745663e75002054c91437e1c42be40d6e5bf8c325ff2ccd1f388d18
Markdownfd1ccf8743c526058c18513acbac2e25b5333471950b6dcc22f0d7dc1e1a576c
PDF
Publication page026cee34e20ac40c363998887ee227b0ed070c47664efd30f8a93867868802e3
Manifeste528ba5693d391abbfb1fb75668c35d29518397eba2391fafbd34605cda9c245

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
Signature7pxmLcocUHOsfttNUZ8lr4LSCPY1yfoCgyaxXXvwnt7XYkNOy2MlqtIe1PGBHkPddlKY0ttQc+ThL0yCMqVzCA==
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

2026-09-17T12:04:42.408488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016498
observed 026cee34e20ac40c363998887ee227b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:42.390198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016498/manifest.json
observed e528ba5693d391abbfb1fb75668c35d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:42.371976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016498/publication.md
observed fd1ccf8743c526058c18513acbac2e25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:42.346869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016498/publication.txt
observed df9d00898745663e75002054c91437e1...
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.