OpenTechnical

OT-2026-000065607

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single 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-2026-000065607) never changes.

Identity and time

Publication numberOT-2026-000065607 · never reused
Internal UUID01a0ae8e-46fa-7fc7-afdc-e73ebcdf5834 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065607
StatusPUBLIC

Content hashes

Canonical text15e3ec03600171e30509d778d387f136e2238f5100e4eb611c001e918d1343dc
Markdown82e471015735404f3c02ae332703b0acc2f6957c5b48bc11cdc6984b30483471
PDF
Publication page091972c78a22b9adf0b9bf5a4d1e111107781bb3d8eee50a4a8eb9aac2875a43
Manifestf450204f4a40a30303d8223437380eeef3f99aec225dbea77f5b5003e1bdcf4f

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
SignatureBqePC+bhymZ/VF31medj6E72QROn5ZrP4HFrcKnmepc/gHh7r8hhYqW6ouvggS31KbZ34SAiCq4OhRafu8piBw==
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

2026-09-17T10:33:59.515657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065607
observed 091972c78a22b9adf0b9bf5a4d1e1111...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:59.485104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065607/manifest.json
observed f450204f4a40a30303d8223437380eee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:59.449833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065607/publication.md
observed 82e471015735404f3c02ae332703b0ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:59.423430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065607/publication.txt
observed 15e3ec03600171e30509d778d387f136...
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.