OpenTechnical

OT-2026-000016456

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, pulsed 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-2026-000016456) never changes.

Identity and time

Publication numberOT-2026-000016456 · never reused
Internal UUID01a0ae6e-2d13-7178-a312-5e5bb93a5a5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016456
StatusPUBLIC

Content hashes

Canonical texta68b1638d4078ffc731ea0b590db88a2a82fe60900afd91dc3c7af557c774ffd
Markdownad8d3e569217fbdcd2078b488a5325affabfb897205b8a3e8c2fe6ade6f25680
PDF
Publication pageb0d850512eac2c09ac16fcb1ab94965338d375b3eb0df7c9f63d28e8bb9b9765
Manifest05fd36f839a970d17561cdf655283918a0148209e95e1150ec969cee4c0a698d

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
SignaturejSxnC3654dkVjXYMjC37GFGzt5JRToAMr9aL9vps+2IiqlkV9Wx+oKokQY8YSJnjaNsotSXj6LWl14C3BobbDw==
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

2026-09-17T12:04:39.085574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016456
observed b0d850512eac2c09ac16fcb1ab949653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:38.991524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016456/manifest.json
observed 05fd36f839a970d17561cdf655283918...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:38.973143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016456/publication.md
observed ad8d3e569217fbdcd2078b488a5325af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:38.955346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016456/publication.txt
observed a68b1638d4078ffc731ea0b590db88a2...
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.