OpenTechnical

OT-2026-000092569

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two 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-2026-000092569) never changes.

Identity and time

Publication numberOT-2026-000092569 · never reused
Internal UUID01a0ae9d-b5fe-741b-887a-2429fcddd6a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092569
StatusPUBLIC

Content hashes

Canonical texte3896dec7e0f745187394e55deab6e543b61a7bbbf4dd4a3e532db33d435191e
Markdownadf5320ac60b769c920abf107f98120273876438330a9c868d741025b2cef0dc
PDF
Publication pagebba529f828fa025fa3bd1d96c90feb8f87e22a55985ea3f06d8213f393747c94
Manifestc946b9e025835463df9285b2918fe9285399ce6632ca20de7d641d1fb33a6410

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
SignatureyVjMdB0PrgHgZs4iaVhdQgq4DNwLr6hFiAy5BsHJehJP+yQH/tfd9Iq2o6dzBzNY0Btdl9s1MGshK59l+eSHBg==
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

2026-09-17T09:41:09.705869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092569
observed bba529f828fa025fa3bd1d96c90feb8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:09.689536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092569/manifest.json
observed c946b9e025835463df9285b2918fe928...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:09.670800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092569/publication.md
observed adf5320ac60b769c920abf107f981202...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:09.652070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092569/publication.txt
observed e3896dec7e0f745187394e55deab6e54...
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.