OpenTechnical

OT-2026-000081354

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000081354) never changes.

Identity and time

Publication numberOT-2026-000081354 · never reused
Internal UUID01a0ae96-f375-7384-b162-f05f33b58489 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081354
StatusPUBLIC

Content hashes

Canonical textd4f0ac98c9d13bbfb8e680c111c212ce4de30bbfa66e549d035bbb31461ca243
Markdowna37aee67405f4c5d39b92eeaf01638d3f92951b6b72f99d81507b980c8ebf728
PDF
Publication paged622821e32760a1477a2c4508f35c71e521d4485d6c50cb89559117f89da37a7
Manifest41a78a8325e5efe60491a932d231e7e6b4d56d82c03031620c2829957234c15e

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
SignaturelksgfeN0dSQfX64DFtnpmBXFi/yBhMSUjJMqVLOoPPjua9jIByX3YblaToj9i7gl9/VesTyq+Ixaeeh2E3J3Ag==
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

2026-09-17T10:01:28.998996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081354
observed d622821e32760a1477a2c4508f35c71e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:28.981275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081354/manifest.json
observed 41a78a8325e5efe60491a932d231e7e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:28.963347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081354/publication.md
observed a37aee67405f4c5d39b92eeaf01638d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:28.943327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081354/publication.txt
observed d4f0ac98c9d13bbfb8e680c111c212ce...
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.