OpenTechnical

OT-2026-000045567

Publication integrity record

Foam pad vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, pulsed 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-2026-000045567) never changes.

Identity and time

Publication numberOT-2026-000045567 · never reused
Internal UUID01a0ae7d-8f02-7c62-9357-f0a6a5f2646f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045567
StatusPUBLIC

Content hashes

Canonical text15505c20a51ef2d9bc77b07c37ac7bf422f386d1fb00861b5adde248ab18c52d
Markdowna09a400f56270a04b56f3dda4bd271e6ad40a5c3883591566a9c8ecfc186d78b
PDF
Publication pagee1e2202bb2f0049e8a1e8c33965ebd95f929a224fc2248162a2670ec6caf4166
Manifest9529812db4f32be6fffd661a192b28ce518ee1bb44f9fc1a4baece6b98b06578

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
SignatureACmiSRA/CEnc24MK7FiQ5+1nrkNeydl9lDSSps5FJ34ihEXzbkzJI+NfuKVKJZ1TrYKep2l/IM5B1335s6lOAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:19.616814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045567
observed e1e2202bb2f0049e8a1e8c33965ebd95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:19.598951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045567/manifest.json
observed 9529812db4f32be6fffd661a192b28ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:19.580479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045567/publication.md
observed a09a400f56270a04b56f3dda4bd271e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:19.562395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045567/publication.txt
observed 15505c20a51ef2d9bc77b07c37ac7bf4...
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.