OpenTechnical

OT-2026-000104056

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000104056) never changes.

Identity and time

Publication numberOT-2026-000104056 · never reused
Internal UUID01a0aea5-341e-778d-a701-8d03aab2d020 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104056
StatusPUBLIC

Content hashes

Canonical textcaab26d45e02ea43935a6af1739ef43818e573319706165db6a4469d687b2427
Markdownef9420e81a2140fc9ced977b9f48711eea048f7b3f0aa4a08b88b759a01d7540
PDF
Publication page2ef82f942df9973a1465551341bb1bdb1dfadc7407349f06564bbdd0ac472e22
Manifest621a544143e39bc0432f0f972b7bc1273bd507f4a9e6f6a98530c5ee56a29bb8

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
Signature3G4HzW604oJ6QyLqCc5WpFIF5q5WjHG6kmGQz9TmeuBSlvZGTSKpo9vo8J5euc4jySTq9qtnDs0iSKCBjGrhCA==
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

2026-09-17T09:20:07.492426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104056
observed 2ef82f942df9973a1465551341bb1bdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:07.475567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104056/manifest.json
observed 621a544143e39bc0432f0f972b7bc127...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:07.457559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104056/publication.md
observed ef9420e81a2140fc9ced977b9f48711e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:07.439868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104056/publication.txt
observed caab26d45e02ea43935a6af1739ef438...
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.