OpenTechnical

OT-2026-000065021

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000065021) never changes.

Identity and time

Publication numberOT-2026-000065021 · never reused
Internal UUID01a0ae8d-dec5-7a15-aa9a-dd8fc1ae0ad2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065021
StatusPUBLIC

Content hashes

Canonical text0854aef9331898d575b2c6578e4927a07bc3a214b37f510a2e97617efa16e012
Markdown3342b30a3bc9b0ccb41cf94cebe21aac4b1e1a6249c136db8e46be4cdd242fbd
PDF
Publication page3833136f7be489e0fe95ecabc980d8258ec6ed549ef776e32861843e704e08d2
Manifest4806e964ba2368ccd8ad174ffce8a86d9f961cc3d543877ac19f2e9c3618458c

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
Signature4RjQ8VUz+bU9EeyFkomMxLhwYuQELPUbOhO4aRUhpLblvTzE/Cy8tWA/PYHA5Op3hFi6m3lW/stkM3xSz69rDA==
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

2026-09-17T10:35:59.242302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065021
observed 3833136f7be489e0fe95ecabc980d825...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.223387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065021/manifest.json
observed 4806e964ba2368ccd8ad174ffce8a86d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.204756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065021/publication.md
observed 3342b30a3bc9b0ccb41cf94cebe21aac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.186453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065021/publication.txt
observed 0854aef9331898d575b2c6578e4927a0...
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.