OpenTechnical

OT-2026-000065851

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000065851) never changes.

Identity and time

Publication numberOT-2026-000065851 · never reused
Internal UUID01a0ae8e-46fc-765a-835c-62d9d311a304 · 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-2026-000065851
StatusPUBLIC

Content hashes

Canonical text173bc36e26e3c49bb28e8a69ea92b0b5137f9442d81e929e0bcb4b6090fd230d
Markdownc3ba4e368f0c6140fb9cc9a856daeeea9bf8cb1d54580914e5b5659e118f8f61
PDF
Publication page37945305a4a9fa8ad9fc090acf0491ffe4f05deab570ceead48eb67aef34d7d8
Manifestb8a40fa951ef5258f3a688633da143ee33c6157060a3fd7ef13332002fd9da33

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
Signaturel7Hlz0SOSHcsLGntfYrtDfgrn4EjZCrS2w/HAYL7uem7yKZpUPCQRLe2IiBZcH9gsVI6lx3Wemp+OdVAeoE3Cw==
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

2026-09-17T10:34:18.477299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065851
observed 37945305a4a9fa8ad9fc090acf0491ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:18.458613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065851/manifest.json
observed b8a40fa951ef5258f3a688633da143ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:18.440931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065851/publication.md
observed c3ba4e368f0c6140fb9cc9a856daeeea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:18.424159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065851/publication.txt
observed 173bc36e26e3c49bb28e8a69ea92b0b5...
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.