OpenTechnical

OT-2026-000096728

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000096728) never changes.

Identity and time

Publication numberOT-2026-000096728 · never reused
Internal UUID01a0aea0-a4ac-7e6e-bc3d-4598ae173183 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096728
StatusPUBLIC

Content hashes

Canonical text188248cd493e02da858623b24e1068171b3a92724938173693c486be0c2436ff
Markdownd28a1bd64615c5b91ee74593637f40552c23d86f826a6001126a918fa096ef50
PDF
Publication page4cb1ac211472b09e10e4453a14dcfe4a8c415120058f825c7d5478b79adbf27b
Manifestd895ab7f5260133844ad2ebf67ccfc541f8805910e8064442deda645f82d4692

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
Signature7is6Vn3/hZeRE8om0jBlADDv0tQ7saviPV1zBBIEf/dEZ2LCOsGezV2Og2OgFUZA1+zlcurh9/4oIIHAVxq9CQ==
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

2026-09-17T09:34:17.807706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096728
observed 4cb1ac211472b09e10e4453a14dcfe4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:17.788942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096728/manifest.json
observed d895ab7f5260133844ad2ebf67ccfc54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:17.771402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096728/publication.md
observed d28a1bd64615c5b91ee74593637f4055...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:17.752330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096728/publication.txt
observed 188248cd493e02da858623b24e106817...
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.