OpenTechnical

OT-2026-000093459

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000093459) never changes.

Identity and time

Publication numberOT-2026-000093459 · never reused
Internal UUID01a0ae9e-508a-7416-895d-b8d7b1da63ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093459
StatusPUBLIC

Content hashes

Canonical textf101c06945e88b594285b9505e41d3fbc350f955052de552e603f5b8881eb325
Markdown08099fc7f11c946106731dc26db60acae105df12c8b708d8caa9deca1ed12154
PDF
Publication page50485031384d44d3b55c7ed58448c40a950d7977d1607b081defb5ab31e4562c
Manifest1bb864e6c4f5ecd88e3e2a6c34f4415ab821e6167a3302ff2af92e08211e0624

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
Signature5DbN2+84RQCE8Umg5buYOY+e20p3Pz6OtZ+D8gPIf2juKt1fNmdtKPqlwrwfYQKqo6ATng98dRoHQHfByy+ABQ==
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

2026-09-17T09:40:23.353634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093459
observed 50485031384d44d3b55c7ed58448c40a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:23.330239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093459/manifest.json
observed 1bb864e6c4f5ecd88e3e2a6c34f4415a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:23.308711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093459/publication.md
observed 08099fc7f11c946106731dc26db60aca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:23.288117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093459/publication.txt
observed f101c06945e88b594285b9505e41d3fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:27.574755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093459
observed 50485031384d44d3b55c7ed58448c40a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:27.556694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093459/manifest.json
observed 1bb864e6c4f5ecd88e3e2a6c34f4415a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:27.538673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093459/publication.md
observed 08099fc7f11c946106731dc26db60aca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:27.519924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093459/publication.txt
observed f101c06945e88b594285b9505e41d3fb...
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.