OpenTechnical

OT-2026-000066067

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000066067) never changes.

Identity and time

Publication numberOT-2026-000066067 · never reused
Internal UUID01a0ae8e-8dc2-7047-8c33-f92396a9cbe0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066067
StatusPUBLIC

Content hashes

Canonical text1813854179b22cf26e9634fa535057310b58dc7b2c64add018e833d215e9fe22
Markdown0ab55482a9695baf8c0061d0cc5cbae4cbc254068c2bcfb417d8e903f4ef43da
PDF
Publication page1bc48d1e5f1cfe4445f3e7033a6ff1fd32c3f0a540e6f04d750f42e961088e53
Manifest652ab336f494845ff9e30cbd3418396c80c562ea64c1222d0e39ded2043d7a60

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
SignaturewN9/y7SJcU9JToBlDHMJrAkRhh6Rd94TqD/hG0jAj2yz8vGAOMN9DX+aknqRNQyngqc5AD0WCgrFGdKt0K64Cg==
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

2026-09-17T08:50:42.761523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066067
observed 1bc48d1e5f1cfe4445f3e7033a6ff1fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:42.742460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066067/manifest.json
observed 652ab336f494845ff9e30cbd3418396c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:42.724167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066067/publication.md
observed 0ab55482a9695baf8c0061d0cc5cbae4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:42.579140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066067/publication.txt
observed 1813854179b22cf26e9634fa53505731...
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.