OpenTechnical

OT-2026-000032524

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000032524) never changes.

Identity and time

Publication numberOT-2026-000032524 · never reused
Internal UUID01a0ae75-106f-794b-963f-5023b09363ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032524
StatusPUBLIC

Content hashes

Canonical text8be5544d5a7d62db93d8d975a25ea1fa5490456eff0686fcb5b22cc00129e990
Markdownee38eba77096371bec29cba19d6a584a6c62cd93650fef23d23fc72954f6a9dc
PDF
Publication page54b43bbacfbf17eadf6c273c906345e4c39af5962f55c9880ac20096c0f32d9b
Manifestfff5bc6595cb34f454d7f4c168bae6f998fe12f22adfe966966ae2c18427c3c5

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
SignaturekXkAR/BYvsyVWp71rMgdF+PuVjoBeMOy5NF+hHYObSIHU9n1+uAo+UQ002pu93xAPFuTFhq/oNNZGXtr2k/IBA==
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

2026-09-17T11:34:04.906525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032524
observed 54b43bbacfbf17eadf6c273c906345e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:04.888887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032524/manifest.json
observed fff5bc6595cb34f454d7f4c168bae6f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:04.867959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032524/publication.md
observed ee38eba77096371bec29cba19d6a584a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:04.848505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032524/publication.txt
observed 8be5544d5a7d62db93d8d975a25ea1fa...
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.