OpenTechnical

OT-2026-000083960

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000083960) never changes.

Identity and time

Publication numberOT-2026-000083960 · never reused
Internal UUID01a0ae98-0419-7d54-b803-a81898511562 · 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-2026-000083960
StatusPUBLIC

Content hashes

Canonical textb2458dcb3da42ef00bc59bbcb2d6ca689ecdeb477649fc69c51144e7dc4beca1
Markdownfeba7cfd6235900ce581e2164e787435275e9dc6179d71c5c7ceb3d6d034db66
PDF
Publication page15f91192b5351955226e87f9388e7b072b2ee1868695329173d29ab809ec1224
Manifest3b1b60c1c7e56226d44ff633b0752263baf5fc50761228228b517fb1a8b0df60

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
Signature9N6tVDuKNzUgdqlKJ+2VZDKxT6KRKq1xJ5zOEim3tUsDkxZxSc7D5KQsb9r1CUVW1Cp2Eq3+YzjY0wmKy+cgAg==
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

2026-09-17T10:00:28.606888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083960
observed 15f91192b5351955226e87f9388e7b07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:28.588635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083960/manifest.json
observed 3b1b60c1c7e56226d44ff633b0752263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:28.573497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083960/publication.md
observed feba7cfd6235900ce581e2164e787435...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:28.556232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083960/publication.txt
observed b2458dcb3da42ef00bc59bbcb2d6ca68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.689409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083960
observed 15f91192b5351955226e87f9388e7b07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.673946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083960/manifest.json
observed 3b1b60c1c7e56226d44ff633b0752263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.658016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083960/publication.md
observed feba7cfd6235900ce581e2164e787435...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.640898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083960/publication.txt
observed b2458dcb3da42ef00bc59bbcb2d6ca68...
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.