OpenTechnical

OT-2026-000094201

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, manifold 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-2026-000094201) never changes.

Identity and time

Publication numberOT-2026-000094201 · never reused
Internal UUID01a0ae9e-92cc-7e75-b630-d251802afc45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094201
StatusPUBLIC

Content hashes

Canonical textaa2099fcbd19435565c7c9a77295b6cf42bfb1558a405ffb3d894c0ce9c034e8
Markdowne1947aa6eb9b6d7e9a9db35704c030042cfa9bbf9df00185a7f11314f48cf07b
PDF
Publication pageb8b06a47d028734d5149c394a8f1485d50998f6ff89b0c73a3574fca69b65ec0
Manifest97f4a9116b66b984cff00d385cf18bd566faa48553164c60f3404a1461be1736

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
Signaturee6U/CzD8bqiVoLftP/daLAsQ0bsm8yxzoNGsRYl3bFXLtQ50f2dFjWYXud8yO3Ja07NUsEV62DZBvpfGJB3DBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:40.303411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094201
observed b8b06a47d028734d5149c394a8f1485d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.285778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094201/manifest.json
observed 97f4a9116b66b984cff00d385cf18bd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.266244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094201/publication.md
observed e1947aa6eb9b6d7e9a9db35704c03004...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.246045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094201/publication.txt
observed aa2099fcbd19435565c7c9a77295b6cf...
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.