OpenTechnical

OT-2026-000091852

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000091852) never changes.

Identity and time

Publication numberOT-2026-000091852 · never reused
Internal UUID01a0ae9d-43ba-78a7-a631-dd15caf124cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091852
StatusPUBLIC

Content hashes

Canonical textba1c9a5572c53dafea37759937b62e196c4ba65703d7871f997cf0a9a381a086
Markdown65091da83280af13d0a9846db8225a651bd53f8933e91dae871199efaa9355e0
PDF
Publication pageca6484848eda3cece4d0802367d06272ffef591df562f398a426ae7e74fe71d9
Manifest616d4927d572c567e580093a054a7c3e9e5592b50782bfb452ae68289f92de58

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
SignatureFSxjFQDZ7DR4BkkQLZOxYA2+b9UGLJI6pMj/oJL8E4YYXoM1Isv9n5O/USh3iHly4TuDCtlEJ9aL6AK31L/NBg==
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

2026-09-17T09:42:46.560891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091852
observed ca6484848eda3cece4d0802367d06272...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:46.543118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091852/manifest.json
observed 616d4927d572c567e580093a054a7c3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:46.525376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091852/publication.md
observed 65091da83280af13d0a9846db8225a65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:46.507106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091852/publication.txt
observed ba1c9a5572c53dafea37759937b62e19...
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.