OpenTechnical

OT-2026-000093731

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, 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-2026-000093731) never changes.

Identity and time

Publication numberOT-2026-000093731 · never reused
Internal UUID01a0ae9e-508c-7dc8-9682-7cfc80fffafa · 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-2026-000093731
StatusPUBLIC

Content hashes

Canonical textfc3b9595db029c2d75b3806f01a60b1f1b0cb3acda24b367e52b99509a074ff6
Markdown28f36e043d224e2885b2eeaa3aff4620aa526836d18b23e71ecef8ce4c0a35de
PDF
Publication page1f26b66496c8de8fc8a58975d7ccc5d0ba43006eb0d56a695fda30550558c4bf
Manifesteb3c52d31bc8b5e1a904774e8af6b57658679e43c49cc279353d1781ce88dd95

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
SignatureOpX4lUguyropmRVjkvjJmCIIhnym7C/e1Cw6B1xbsvj++IsEiiHVp8iFZRLugnXwqSzDXO5+zPLHYA5bHq1CAw==
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

2026-09-17T09:39:48.346209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093731
observed 1f26b66496c8de8fc8a58975d7ccc5d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:48.329140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093731/manifest.json
observed eb3c52d31bc8b5e1a904774e8af6b576...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:48.311853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093731/publication.md
observed 28f36e043d224e2885b2eeaa3aff4620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:48.292007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093731/publication.txt
observed fc3b9595db029c2d75b3806f01a60b1f...
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.