OpenTechnical

OT-2026-000065803

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000065803) never changes.

Identity and time

Publication numberOT-2026-000065803 · never reused
Internal UUID01a0ae8e-46fb-77b0-803d-c6b01e7e008a · 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-2026-000065803
StatusPUBLIC

Content hashes

Canonical texta22ed29357d94033944296d40d263e7eb2117554d3ed3038688c6cfa1f92fc9d
Markdownf650e32df6587028e5b12b85a1400e40404f01ed93742bc653abde16224cca83
PDF
Publication page648325da0c8787dd56ed5ed50c41291c9edd0ddf76e06ed32b144bfeaf154cba
Manifestaabf904ec723bb9624d9445a6a2b4ccf2da5b32599e064b448c38245b2ce4a3e

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
SignatureCirX8k4Uo7On7qrgOwecc72wL5sgnd6XBcV+jtJssgJbx6ytMfBCNITAfpQrw6znfsVq5/nHFu088bIaCW7yDw==
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

2026-09-17T10:34:14.729912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065803
observed 648325da0c8787dd56ed5ed50c41291c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:14.713621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065803/manifest.json
observed aabf904ec723bb9624d9445a6a2b4ccf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:14.697026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065803/publication.md
observed f650e32df6587028e5b12b85a1400e40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:14.681324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065803/publication.txt
observed a22ed29357d94033944296d40d263e7e...
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.