OpenTechnical

OT-2026-000083670

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold 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-2026-000083670) never changes.

Identity and time

Publication numberOT-2026-000083670 · never reused
Internal UUID01a0ae98-0416-70c5-bc8f-4c93e18c3174 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083670
StatusPUBLIC

Content hashes

Canonical texte46153ae923f0b26da9edd99a8eae1011eb40e9854a3e61c79260dc6bfc185c8
Markdown15cb5306bc81013be6dbfc49530b38f75ee116d40c1a384d3d2c0813b04f039e
PDF
Publication page8f6bf4c69df79824e86433ef11dc4531fecb0995cfc91fcb35a3f5c10f5e412d
Manifestb0d1f9c7eb67a22938b15083e955a14a4b3a7f595571ed339672eafe61273bed

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
SignatureLOljbQaPw+LkBNllBBBrmr2y81GuvoBBgpdIZ8A8TnsZhTKur2Dv1I+oHDJFZiIIkCHAif5ek0h5KIO39w5ICw==
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

2026-09-17T09:57:17.563679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083670
observed 8f6bf4c69df79824e86433ef11dc4531...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:17.547504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083670/manifest.json
observed b0d1f9c7eb67a22938b15083e955a14a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:17.529322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083670/publication.md
observed 15cb5306bc81013be6dbfc49530b38f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:17.511277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083670/publication.txt
observed e46153ae923f0b26da9edd99a8eae101...
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.