OpenTechnical

OT-2026-000029958

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000029958) never changes.

Identity and time

Publication numberOT-2026-000029958 · never reused
Internal UUID01a0ae73-ac48-78f3-87e9-2d3ac8085df0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029958
StatusPUBLIC

Content hashes

Canonical text58194789e1672520e330eb438e0aaf516b40ac72b10114dfd4875df83043fea2
Markdowna3963d974cba726e9d57ff5fe252f8a682b696d7e85743d6d224c7c28256d520
PDF
Publication page04ec6b860a775d156f6997f6439b0499bbef706fb1243073ed8e8157fb94d148
Manifest2ac54258ffecad3f993b383271f250bd6112e7b21d08eccb03a5900c715a2ddb

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
SignatureTq0yF6FU6UA46UElO6qg+eXxQ/6apb0cbOIrnHvotjvQ3mGg9GfiznjYCybf0PmBrXeBbqWEJVfdRvwxJ858Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:38:40.457972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029958
observed 04ec6b860a775d156f6997f6439b0499...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:40.439401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029958/manifest.json
observed 2ac54258ffecad3f993b383271f250bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:40.422116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029958/publication.md
observed a3963d974cba726e9d57ff5fe252f8a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:40.394843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029958/publication.txt
observed 58194789e1672520e330eb438e0aaf51...
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.