OpenTechnical

OT-2026-000092693

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000092693) never changes.

Identity and time

Publication numberOT-2026-000092693 · never reused
Internal UUID01a0ae9d-b5ff-7e43-a755-cd8bb25cc819 · 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-2026-000092693
StatusPUBLIC

Content hashes

Canonical textbc315ea65672d4150edf609e289899755bb5bb26e150c9d1dea62488cc7ee5a3
Markdown7b51201cc6e8622ef7125d7d15e141bd358a61e858f24dee0d754bb503168975
PDF
Publication page1cf667baa1dd9be0ec4384afe94b42b2d2b7b7bc63106d69352f70b7185a6310
Manifestd6f0b69fd345269468198ee41b3765733c103ed8b6f06239ffcd94df290ad6e7

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
SignatureYq8uXvp68ddjZzw2cbdbMvyFILDmnyHA8pbC6ILhE+t973Dilnd7PkdVEXGiqUjlkF1qldLLoXu1S6ijiG6SCA==
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

2026-09-17T09:41:18.692381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092693
observed 1cf667baa1dd9be0ec4384afe94b42b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:18.674877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092693/manifest.json
observed d6f0b69fd345269468198ee41b376573...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:18.658654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092693/publication.md
observed 7b51201cc6e8622ef7125d7d15e141bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:18.642670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092693/publication.txt
observed bc315ea65672d4150edf609e28989975...
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.