OpenTechnical

OT-2026-000048932

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000048932) never changes.

Identity and time

Publication numberOT-2026-000048932 · never reused
Internal UUID01a0ae81-134b-74a4-a137-395bf1fcaff1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048932
StatusPUBLIC

Content hashes

Canonical text1ef50db84fd0ac13dd551904ef5b614bd5337b596109be5b78795b4ac2c13019
Markdown6f0027fc2a5a08caf437c718bc1b9a90be655f65f363fd2a6a6654d22c5a1102
PDF
Publication pagec7ed26ad70a98926fcc6235ff8abf689faa7f24c04ff5ce0ebb9082252a770f7
Manifesta23520403ca19883db6f3dd1beedb1382061e4ce3910fe22d9c1b6c491ff1c39

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
SignaturenwuWBzqa41JEixxZWr/cveZsDa/tj5+5VVdtIL5iOtLQxc+1OSTEu4UrZM14Az7ltmJwv+XAUeGES7qZiMwnBw==
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

2026-09-17T11:03:06.787886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048932
observed c7ed26ad70a98926fcc6235ff8abf689...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:06.770075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048932/manifest.json
observed a23520403ca19883db6f3dd1beedb138...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:06.751956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048932/publication.md
observed 6f0027fc2a5a08caf437c718bc1b9a90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:06.733583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048932/publication.txt
observed 1ef50db84fd0ac13dd551904ef5b614b...
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.