OpenTechnical

OT-2026-000035272

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000035272) never changes.

Identity and time

Publication numberOT-2026-000035272 · never reused
Internal UUID01a0ae76-6a1f-75a6-96d3-33fa90399e23 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035272
StatusPUBLIC

Content hashes

Canonical text343d6ce151cd1d16636fa2db1deb82f33e8ce26f79fa204c020944d17990487f
Markdownd713b21330a03a6d6fe3ac932c15a731a7342e3f25cd4cd1b1348e4673d3ab59
PDF
Publication page5ca0db8c39dcfc865722ba4c46559ab50fdff2198aed3ee922d4687ba7607d0f
Manifesta69cef4eb478c87ed4c9e99cfaed20ac5e27b0f42ab64ce448a57d70a804ea3b

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
SignatureOP+ktz5mClsLnzM5mOUKs+dul6dfXHaJFmQ8nqWl860Vm8Uoyp4WXKNObPwzQiF0vLOGHFycyZ5dnvUBCzSmBA==
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

2026-09-17T11:28:25.293430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035272
observed 5ca0db8c39dcfc865722ba4c46559ab5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.274980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035272/manifest.json
observed a69cef4eb478c87ed4c9e99cfaed20ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.258125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035272/publication.md
observed d713b21330a03a6d6fe3ac932c15a731...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.239829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035272/publication.txt
observed 343d6ce151cd1d16636fa2db1deb82f3...
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.