OpenTechnical

OT-2026-000097602

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, three stage ejector, 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-2026-000097602) never changes.

Identity and time

Publication numberOT-2026-000097602 · never reused
Internal UUID01a0aea1-92f1-790b-ae58-99dfdc663160 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097602
StatusPUBLIC

Content hashes

Canonical text592494a68daabae26af8255bfffe932f0328a87a88f7650f85376d30523bc7d2
Markdown781e691ac79b46f11875513a46116e1848b94d096019bb5a9b6141c66c7c3c38
PDF
Publication page61d0e28629d06b586deeebcad4959bc6af7c686a61250b83fb0df95b6630eadd
Manifest20ebb143f36c64612a669f6cbf0f2d81d57b683b4ad3b2cc42d1a39815c3f945

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
Signature0JnbLYUsJj76+5hO2UgHv5zabNRjRnjQVtwrWwzGXH6teN5CFtDFzUF3d2YWxeVrjlMQFiuJL6pGIpwpwdOfDA==
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

2026-09-17T09:32:36.543155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097602
observed 61d0e28629d06b586deeebcad4959bc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:36.526382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097602/manifest.json
observed 20ebb143f36c64612a669f6cbf0f2d81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:36.507366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097602/publication.md
observed 781e691ac79b46f11875513a46116e18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:36.487904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097602/publication.txt
observed 592494a68daabae26af8255bfffe932f...
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.