OpenTechnical

OT-2026-000051556

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off 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-2026-000051556) never changes.

Identity and time

Publication numberOT-2026-000051556 · never reused
Internal UUID01a0ae83-7c81-799f-bbec-4a25de8d497f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051556
StatusPUBLIC

Content hashes

Canonical text9aef75bacadf0994590264ae999fb1cc17c4124369126fafadf5825488f2a9cf
Markdown36f0d96ca1cebebf76265251ed908e7898de4a98cb3a438bc9f7f7c71ab3b2f7
PDF
Publication page28f2ddbb170d69a4fefe0d0ac944f63e0da461061641dcda7a876ece2314fb1b
Manifest470ce7a192d0c6e84c998e13e3b41a08cc8f9b95f3dad2ca889cd54bbc185752

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
Signature7Xj/rWcXwXO62oBpaEmFeO/468e68EORSq4eqaSlgsieFOaS6uUpKFTTw25zA5Ui9+jQH24MN1TdD8Dixc8vCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:23.465403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051556
observed 28f2ddbb170d69a4fefe0d0ac944f63e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:23.447239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051556/manifest.json
observed 470ce7a192d0c6e84c998e13e3b41a08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:23.430110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051556/publication.md
observed 36f0d96ca1cebebf76265251ed908e78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:23.411562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051556/publication.txt
observed 9aef75bacadf0994590264ae999fb1cc...
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.