OpenTechnical

OT-2026-000024945

Publication integrity record

Single cup vacuum gripper, common isolation valve, plant vacuum 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-2026-000024945) never changes.

Identity and time

Publication numberOT-2026-000024945 · never reused
Internal UUID01a0ae71-2728-7e58-96df-49f63deaaeca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024945
StatusPUBLIC

Content hashes

Canonical textaab7456e9774d20c596f582f13b66aa42ef726c715df00f3b543919be4045159
Markdown51160c5b14ba1ad41c8749d764c449e5274307ae7fa49ea06e657f2fbf5cac29
PDF
Publication pagec8d924d5133f2c419a7703099a3dc5a61f91de2989159c9e70a2131307971dbe
Manifestdca54a8038d51a1b2eddd821d905b6b261ae0f09411d2fce333caa6aa1b104de

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
Signature0MPzpMf9VB78sNcudm4ZSZb2p3mS9C1GUG5p9oasgFS4N2UAah79SREQKcSjb2Q4Mgy1H7US8lEqnWlWeE18CQ==
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

2026-09-17T11:48:17.541899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024945
observed c8d924d5133f2c419a7703099a3dc5a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:17.522212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024945/manifest.json
observed dca54a8038d51a1b2eddd821d905b6b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:17.498828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024945/publication.md
observed 51160c5b14ba1ad41c8749d764c449e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:17.478335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024945/publication.txt
observed aab7456e9774d20c596f582f13b66aa4...
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.