OpenTechnical

OT-2026-000083310

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000083310) never changes.

Identity and time

Publication numberOT-2026-000083310 · never reused
Internal UUID01a0ae97-c963-7954-9421-fc5f8bb82f56 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083310
StatusPUBLIC

Content hashes

Canonical textc2fa364664334d7a114f13790846d5b9787ecf2d66ce1ebcce38f5799676dd57
Markdowna7c49bb357854120c5a95358af2a4b982831b19736a73bbbaf4809fddeefc5b6
PDF
Publication page7828608e9372e3c9433449e6efc62b301417315fb2e69c8f0232250bb31e8d09
Manifest6e27d3869a937a9f92012e825263dafc2955bfe91db14deb9d1b6870bb76b749

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
SignaturefbpGJ44b3MsY6PVC/ekYmEAPXW3kUW5mFkzF6O775ayhPIBAb7JRAORy9+pue4v1TdMzUC5ydvT68j8Zb9vyAQ==
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

2026-09-17T10:00:33.980081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083310
observed 7828608e9372e3c9433449e6efc62b30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:33.963967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083310/manifest.json
observed 6e27d3869a937a9f92012e825263dafc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:33.946019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083310/publication.md
observed a7c49bb357854120c5a95358af2a4b98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:33.927242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083310/publication.txt
observed c2fa364664334d7a114f13790846d5b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:42.222392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083310
observed 7828608e9372e3c9433449e6efc62b30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:42.207601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083310/manifest.json
observed 6e27d3869a937a9f92012e825263dafc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:42.192910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083310/publication.md
observed a7c49bb357854120c5a95358af2a4b98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:42.175946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083310/publication.txt
observed c2fa364664334d7a114f13790846d5b9...
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.