OpenTechnical

OT-2026-000071961

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000071961) never changes.

Identity and time

Publication numberOT-2026-000071961 · never reused
Internal UUID01a0ae92-47c0-7194-96d5-44351f5017bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071961
StatusPUBLIC

Content hashes

Canonical textdcb3b1fd2452f918f36b9172becf37555e61f619f1555d8f0f131d8be317fa22
Markdowna3a0a69f204463bc7a2ff8a0eed5c280b19506a74519916e03b2552586358ad8
PDF
Publication pageaf2e252d704a3f3f2c243b26ac0d0b072453cd27cda18d0051d1b8cec3b8dddb
Manifest52b8c9dc1ef721f0b902d04e84e7d332f9761129c4d4106330d82618c867194b

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
Signaturerj/Fmk6RWEyhdfYz9FvpbRIKvC5inbbi/vJ26TetdPqC0hYS1pXQczS5RvCPDN45kpYcsC01KiH7Bp0DPhpzAg==
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

2026-09-17T10:23:00.006881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071961
observed af2e252d704a3f3f2c243b26ac0d0b07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:59.988048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071961/manifest.json
observed 52b8c9dc1ef721f0b902d04e84e7d332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:59.970781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071961/publication.md
observed a3a0a69f204463bc7a2ff8a0eed5c280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:59.954081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071961/publication.txt
observed dcb3b1fd2452f918f36b9172becf3755...
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.