OpenTechnical

OT-2026-000065795

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

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-2026-000065795) never changes.

Identity and time

Publication numberOT-2026-000065795 · never reused
Internal UUID01a0ae8e-46fb-71dc-81e5-2b564c28550a · 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-2026-000065795
StatusPUBLIC

Content hashes

Canonical texta056ece1494c622f0a3c520c48600fac145f8fa30703a68e3ec510c4bdb55997
Markdownbaaffb63f9687f55180284037e1e1954f81fee55a62a6403ca458df54adf56f3
PDF
Publication page297737bff75e152d1d4e1ea09da6a3608ed5aa7cec7f8a5abd0fd2b5d125d16f
Manifest5daecab0e5b88d446a2effb824d45e9ec0569ba926ede0479db92f60c0565e70

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
SignaturenZrEuDOtXZ4zvSXt9Bx6iBus4isX0UILu20OCXLpy085B/c35q7wq0o/JFIxvsFbWEDqFcYFNT3EQmHSafSwCA==
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

2026-09-17T10:34:14.165454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065795
observed 297737bff75e152d1d4e1ea09da6a360...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:14.147059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065795/manifest.json
observed 5daecab0e5b88d446a2effb824d45e9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:14.130342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065795/publication.md
observed baaffb63f9687f55180284037e1e1954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:14.111857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065795/publication.txt
observed a056ece1494c622f0a3c520c48600fac...
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.