OpenTechnical

OT-2026-000075792

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000075792) never changes.

Identity and time

Publication numberOT-2026-000075792 · never reused
Internal UUID01a0ae94-29fe-7f38-82bf-4556513ccdc5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075792
StatusPUBLIC

Content hashes

Canonical text0070e90345239cb476fa36611d35c638398b5085bbd89943549c343cde98c915
Markdowneff05902b987fb79930d075579639918753c9252b94eb84c104912f74427237b
PDF
Publication pageb9ce100ebbb3d326f07684d6f1255d1e1680f847db81c6cd87a4671772dd8f0a
Manifest40dcbf58b7154ba2c17e30430a01c731116cb5c0b0b63a36bd90868fdcd338b3

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
Signature//8vhHt+LPwgeDNWLWYF3nzLJkLr7CljwdjmoIagpxAcuQx3lxCS5dhF1OIaVpJrgrMus1UdKgmQBnEKJ8+eDg==
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

2026-09-17T10:14:15.745879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075792
observed b9ce100ebbb3d326f07684d6f1255d1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:15.727732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075792/manifest.json
observed 40dcbf58b7154ba2c17e30430a01c731...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:15.708811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075792/publication.md
observed eff05902b987fb79930d075579639918...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:15.690964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075792/publication.txt
observed 0070e90345239cb476fa36611d35c638...
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.