OpenTechnical

OT-2026-000093903

Publication integrity record

Foam pad vacuum gripper, four 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-2026-000093903) never changes.

Identity and time

Publication numberOT-2026-000093903 · never reused
Internal UUID01a0ae9e-92c8-75e4-8f5e-d9b166ba7914 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093903
StatusPUBLIC

Content hashes

Canonical textdad5304a218b90bacbca691372c66a2687def627305997646abeaaaaabf3d978
Markdown221a635391f88dfc4f5a20c92e98ccfc7f8bb4848ada9d82cf0d6a943c920db2
PDF
Publication page7e170560f42600c8f373d03822098a3ab86abc7a990837e886bc789a4b1ec681
Manifest7c4e5bc0824f30e100101ba2cf53019d7b73f7512234d36b8ec693d4f42f9ffe

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
Signature9ARazWdA/Tpmw4mHXrAbXvPbUP5o6ddHBeJDJMaW1icKEjOooJTq4z5jTwZNjXswr/1aCH+6qnPtuOOqE/KFDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:10.252252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093903
observed 7e170560f42600c8f373d03822098a3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:10.236180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093903/manifest.json
observed 7c4e5bc0824f30e100101ba2cf53019d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:10.217204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093903/publication.md
observed 221a635391f88dfc4f5a20c92e98ccfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:10.197552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093903/publication.txt
observed dad5304a218b90bacbca691372c66a26...
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.