OpenTechnical

OT-2026-000032362

Publication integrity record

Foam pad vacuum gripper, common isolation valve, 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-2026-000032362) never changes.

Identity and time

Publication numberOT-2026-000032362 · never reused
Internal UUID01a0ae75-106e-7877-88e5-6d0de4d15054 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032362
StatusPUBLIC

Content hashes

Canonical textf7c058ab6e952abc2c968bf25d1a800ea96f0899ea06ffed62af79ea091bf433
Markdown3b98fa0087913e1ce61c21d7fb7dd9f5760f1bbb923f396b6c7ba2f0f2bccacd
PDF
Publication pageaf61136292e453c59f758ce460f83df5476cddaa5dc3086880e7e34fe16a6c4a
Manifest60fc0a26aaaf96a3d4b47e39c6ab93a2890f6f008509f31a4cfcb0e326b0c7ca

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
SignatureZymABzWwTtmuIGm5/dJyiTpmSOrMjf0Q0TLUu6Wt7EsJ8uSrroV/wwAkGkRzVOpz3AaQGhXVwsD4cuA0A+7CBA==
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

2026-09-17T11:33:45.581707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032362
observed af61136292e453c59f758ce460f83df5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:45.563243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032362/manifest.json
observed 60fc0a26aaaf96a3d4b47e39c6ab93a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:45.545417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032362/publication.md
observed 3b98fa0087913e1ce61c21d7fb7dd9f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:45.526216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032362/publication.txt
observed f7c058ab6e952abc2c968bf25d1a800e...
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.