OpenTechnical

OT-2026-000093998

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000093998) never changes.

Identity and time

Publication numberOT-2026-000093998 · never reused
Internal UUID01a0ae9e-92c9-7ed4-bc17-7843398e230a · 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-2026-000093998
StatusPUBLIC

Content hashes

Canonical textf496261f26c76d9a4ca0f7d0cc2f44ed465d698d1a8a616d950aa187faa11f52
Markdownd6619b5e50e2a8b3943eaf8976a82a8146a93e6603e08683c85a30c9b9bc9e3a
PDF
Publication page2f3e56dd9706348b630df40caeb9af6fe7194c232aad6a6c8cfe8cda1b8d0899
Manifest3a6c58513f2daada856c74c117234a4af178fe9566fdcbd9b233bdd5183c6fbf

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
Signaturetkynza10JRp+JJ8hslRpjTKcLYJS1l1Jjw7Oahl9ctEPVmw/nupQC9ZkXdgqO6GXNHS+EjRbla754gX32pL2CA==
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

2026-09-17T09:38:24.287731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093998
observed 2f3e56dd9706348b630df40caeb9af6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:24.268745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093998/manifest.json
observed 3a6c58513f2daada856c74c117234a4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:24.250306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093998/publication.md
observed d6619b5e50e2a8b3943eaf8976a82a81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:24.231623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093998/publication.txt
observed f496261f26c76d9a4ca0f7d0cc2f44ed...
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.