OpenTechnical

OT-2026-000037454

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000037454) never changes.

Identity and time

Publication numberOT-2026-000037454 · never reused
Internal UUID01a0ae77-b8ce-7ad7-8987-0982c58c9cff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037454
StatusPUBLIC

Content hashes

Canonical text01a02be81a5aa149c3012eca1149d6fdb0e4906072b6fd085c7bd7a64f963984
Markdown3ca8efe354ad86cc535c93c31ae53355d3ab3154036750a73fb2726738c76cfc
PDF
Publication pagecddd56acb57d91772ac61fb27e5cdda286c41c648369be2478d4a94ae1d42c1e
Manifest7b4d1f5fb6890b403830d217864c67cd3d9db45952e12c123ebd82d9bfe36e7c

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
SignaturekO3YBwr6RJIBs5EPBDI+my4yd8s4ZCwtImKW7qw9AMxXKP49ZcbcJ3EIqDcvBjm5h1YhyvK0jJNFzUogJ/CjDQ==
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

2026-09-17T11:23:53.426215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037454
observed cddd56acb57d91772ac61fb27e5cdda2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:53.409755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037454/manifest.json
observed 7b4d1f5fb6890b403830d217864c67cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:53.393024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037454/publication.md
observed 3ca8efe354ad86cc535c93c31ae53355...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:53.376420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037454/publication.txt
observed 01a02be81a5aa149c3012eca1149d6fd...
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.