OpenTechnical

OT-2026-000040147

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000040147) never changes.

Identity and time

Publication numberOT-2026-000040147 · never reused
Internal UUID01a0ae79-26fe-78ae-aefe-e763c2682437 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040147
StatusPUBLIC

Content hashes

Canonical textfe923eea3a0ebc88a48d17246a8cd9d7221a6fd9b823b8a919794e6d83fbaabe
Markdowne9f369c33e8da5f6c4f24295e30e48c71bb263a1e89186a0d55ee1fbce099a74
PDF
Publication pagec826e8078913587ce9a48dc384859d171fac8fa2ece3f625340d7db77fa8157d
Manifestd7992ccb90042752b24511001c879c17fb2cebddc90d6648050696a97357cb32

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
SignatureEf90B1gpNpCmX+obDsnc2XJ9q2g3Q0xxEoozRSrjGzRmmOfK1c3B8xv/iDEvfQfWk5I4AB1DM4XawUDeKS/ADg==
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

2026-09-17T11:19:01.194018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040147
observed c826e8078913587ce9a48dc384859d17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.178023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040147/manifest.json
observed d7992ccb90042752b24511001c879c17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.162972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040147/publication.md
observed e9f369c33e8da5f6c4f24295e30e48c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.147569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040147/publication.txt
observed fe923eea3a0ebc88a48d17246a8cd9d7...
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.