OpenTechnical

OT-2026-000102092

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pulsed blow-off after 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-2026-000102092) never changes.

Identity and time

Publication numberOT-2026-000102092 · never reused
Internal UUID01a0aea4-50f2-7dad-9be5-04bb57e043ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102092
StatusPUBLIC

Content hashes

Canonical text4c169eddd2dc7de5a49ed94992b5dd1d41f8e528fd361384f413d78b39640e61
Markdown2c20f5a3cfb806227b20809b14ae2a0fb3fcea12df721c60361e651d069321f1
PDF
Publication page59204fc43b3418e2ffd38da8158051aed6293c1440f323dda66566887e04e014
Manifest17ebdce80ba58d318193618f1739d7c972f1bd1e765327eb116745b2fd83700a

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
SignatureE9hGppPh3WVju0bDWiBoSxvnnDRVNpDBNl1xESrFG9I5lq3rkXFabziB86flOuclg0/a3MZzr2sBfMX9YAWXDw==
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

2026-09-17T09:24:25.169702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102092
observed 59204fc43b3418e2ffd38da8158051ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:25.150059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102092/manifest.json
observed 17ebdce80ba58d318193618f1739d7c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:25.129189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102092/publication.md
observed 2c20f5a3cfb806227b20809b14ae2a0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:25.110499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102092/publication.txt
observed 4c169eddd2dc7de5a49ed94992b5dd1d...
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.