OpenTechnical

OT-2026-000092082

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000092082) never changes.

Identity and time

Publication numberOT-2026-000092082 · never reused
Internal UUID01a0ae9d-43bc-7420-99fb-6f63ea7b64dd · 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-2026-000092082
StatusPUBLIC

Content hashes

Canonical text4e559239991e0736b71a9dd605cc3ac21e7f43d3363d9331f3daeaaf401cae29
Markdown4f0b9640de7a447cb732954011fcf26313fc26a314f29d89a1dde442e21180fc
PDF
Publication page44cc5c451a5b69ae885337c8ed073ebf5ba1b7a8922126d1cf114b7814d4ac4d
Manifest3f69945504a994117464d52712702572410e0d4a438481f5057d5c06763e3be5

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
SignatureUpbIWXtPi6mYuwiigz0imD4LX1vkMzkZyB47gjblksZs9lEGKZ7kvGmt2kYYrf9HrGBQKGglX3WB1PIAQWLhCQ==
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

2026-09-17T09:43:11.280718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092082
observed 44cc5c451a5b69ae885337c8ed073ebf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.262713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092082/manifest.json
observed 3f69945504a994117464d52712702572...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.244597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092082/publication.md
observed 4f0b9640de7a447cb732954011fcf263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.226137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092082/publication.txt
observed 4e559239991e0736b71a9dd605cc3ac2...
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.