OpenTechnical

OT-2026-000093859

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000093859) never changes.

Identity and time

Publication numberOT-2026-000093859 · never reused
Internal UUID01a0ae9e-92c7-7209-820b-26d606baf2e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093859
StatusPUBLIC

Content hashes

Canonical textc4503e78a043b4b387f475dcd404e69451f093264bb45d7fec469af7ea23cb15
Markdownccbb2693203b14fbad48eae5f1ab9385dcbf0178980be1177b3501721746796d
PDF
Publication pagef88abb476fb584a44cc62b96c124db21e049dc86fcc33d85da897b691d928f36
Manifestbed09081e062a8e0e15dcefe5b12eea312405a768ae63be8129c19a1bbd06e17

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
SignaturePkayDqyK8r2/sBWl8R67BbOaVPiTdMva92mEWClLn7oJJHNHxOVYMXRcMgc4631zHB1A55mL27tJtXvhEx1JAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:07.055642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093859
observed f88abb476fb584a44cc62b96c124db21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:07.038165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093859/manifest.json
observed bed09081e062a8e0e15dcefe5b12eea3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:07.020134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093859/publication.md
observed ccbb2693203b14fbad48eae5f1ab9385...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:07.001628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093859/publication.txt
observed c4503e78a043b4b387f475dcd404e694...
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.