OpenTechnical

OT-2026-000065445

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000065445) never changes.

Identity and time

Publication numberOT-2026-000065445 · never reused
Internal UUID01a0ae8e-46f9-7c9d-a7bb-985f8e05b7bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065445
StatusPUBLIC

Content hashes

Canonical text6023f870ca1410922f918c69b97ec425712f63ea386838e4e1ed0f7ca2f173d9
Markdowndcb7ee892e5cc4440fc1fa96a41104e0452cfd4b2a8c637b6c17d39974b4033a
PDF
Publication page6acbf6db2bf5eca23b324afa750f8532e3c89032bb2e3826a1471ba1f30443c6
Manifest35998d22399d70281316702fb9f52b2e0c11e3afa33973f697026c870a51624f

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
Signature/OCfFdUHma7XL5e+vwENWwsbSqY1+q81ukzwg8LycxK1fwNgAJQM4LJ1UIBjEZQEPLYvhj/bzmyBKf3NRj9JCQ==
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

2026-09-17T10:33:43.347140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065445
observed 6acbf6db2bf5eca23b324afa750f8532...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:43.329451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065445/manifest.json
observed 35998d22399d70281316702fb9f52b2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:43.310635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065445/publication.md
observed dcb7ee892e5cc4440fc1fa96a41104e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:43.293922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065445/publication.txt
observed 6023f870ca1410922f918c69b97ec425...
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.