OpenTechnical

OT-2026-000083332

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000083332) never changes.

Identity and time

Publication numberOT-2026-000083332 · never reused
Internal UUID01a0ae97-c964-7cd0-a24e-b8879be1ed52 · 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-2026-000083332
StatusPUBLIC

Content hashes

Canonical textbe53e5e30db3a34e595c10c6981b4bae30856b4c2aae6c19fa5d858633d37e03
Markdown30c452a76d1779968f6e8ed3701d90b0025d6d12138e5795a5e27f3256db8b43
PDF
Publication page8a1303cffb3952b3c3f65c55c9276b437d9d434e6eef3f59cc0bf8c627cf9ace
Manifest2152a8307dc86fd30bc4f3f0417865189c27364fc59c0c6e489be3425a41b5a6

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
SignaturewQUoVV8FBmBVkWsGti/6OEuVYhZqa33+HVvUyTGxZQDAjj1L+ZoHUPvAJp8dGZenbdjzEfvNlIJwhzf2224hBw==
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

2026-09-17T10:00:36.060568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083332
observed 8a1303cffb3952b3c3f65c55c9276b43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:36.041216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083332/manifest.json
observed 2152a8307dc86fd30bc4f3f041786518...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:36.021614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083332/publication.md
observed 30c452a76d1779968f6e8ed3701d90b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:36.004114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083332/publication.txt
observed be53e5e30db3a34e595c10c6981b4bae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.840264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083332
observed 8a1303cffb3952b3c3f65c55c9276b43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.823529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083332/manifest.json
observed 2152a8307dc86fd30bc4f3f041786518...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.808039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083332/publication.md
observed 30c452a76d1779968f6e8ed3701d90b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.790915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083332/publication.txt
observed be53e5e30db3a34e595c10c6981b4bae...
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.