OpenTechnical

OT-2026-000009032

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pulsed 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-2026-000009032) never changes.

Identity and time

Publication numberOT-2026-000009032 · never reused
Internal UUID01a0ae6b-31b8-7c95-89e0-855ae4aebe72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009032
StatusPUBLIC

Content hashes

Canonical text0f50317d11de1bfb892da7b72b6abeb25d8c2661c028a62a11b68eaa0ea7470f
Markdownac1ea4c54a389d94ec94a6b3bafb6356c67add525750f2164dd6e244b5f1fb61
PDF
Publication page2a724144ca68310920f63cd9c0a9dcd435c6cbe64e430c58afb52223e90acb83
Manifest57c46ea835f58c8af810646274612d0f6aa438d1f490dd401554d71522044191

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
SignatureRNoLDvbb+aYyjc0nEFMHT/QNOpPs8xKEsI6cVPmw2XEOsbkZRd/pfDwyq7uAjOThfk/ZR56zpTgtZ2ludD1yCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:40.633969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009032
observed 2a724144ca68310920f63cd9c0a9dcd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:40.612626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009032/manifest.json
observed 57c46ea835f58c8af810646274612d0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:40.591014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009032/publication.md
observed ac1ea4c54a389d94ec94a6b3bafb6356...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:40.571611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009032/publication.txt
observed 0f50317d11de1bfb892da7b72b6abeb2...
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.