OpenTechnical

OT-2026-000064261

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000064261) never changes.

Identity and time

Publication numberOT-2026-000064261 · never reused
Internal UUID01a0ae8d-a460-71b4-bd59-520341beaedf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064261
StatusPUBLIC

Content hashes

Canonical text339d95185c014ca811ffd402e6a9559040fae07b06e68f7b83f93320fe3b552e
Markdowne68ea7c5a98d9a7fed5c3ba16fcaf6944f357a62c4ea3214ded3629209f1ac55
PDF
Publication page8b7430db27076b561aa251691a71464d61960a7d246eaa923b2e995a04d4bcd1
Manifest1ba885c6eff7d7803b792493c385db1636016f09716a63cbb568829cd509cefd

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
SignaturemvyEdErCtBFG4MiPZ9j0I0Iu2eMfysSe7/5Rxq0qfZlHpqkClshffKONjyADhR8SxLBmMj389iSY4wYFU51lAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:23.729713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064261
observed 8b7430db27076b561aa251691a71464d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.711123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064261/manifest.json
observed 1ba885c6eff7d7803b792493c385db16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.692969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064261/publication.md
observed e68ea7c5a98d9a7fed5c3ba16fcaf694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.674599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064261/publication.txt
observed 339d95185c014ca811ffd402e6a95590...
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.