OpenTechnical

OT-2026-000084259

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, three stage ejector, 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-2026-000084259) never changes.

Identity and time

Publication numberOT-2026-000084259 · never reused
Internal UUID01a0ae98-5b60-776d-987a-b08340902d93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084259
StatusPUBLIC

Content hashes

Canonical text1b7cbf9ac07908baaa2e331182e05f2d9d3be892497b6c301c833dfc06e8d222
Markdowna06f228115bff1976c7b85ecbc6a5c0aff3600fa9d76851ee39b8ceb09cb0131
PDF
Publication pagee1802df76356b4c003df5564c493061ebe987cd131591913d8929b554b351d20
Manifest822ad654be46027847c86efecdfd7ba3e19d1ea2d79d96e8a08a99c3ff992d91

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
SignatureCoyX0QxbwLtXJUM90eHz6O6J3gj/ohoc67ta3mvJ3EEItP0+bmpMwwHRppyjzFEl/ITz+Bvej5Y8kVyE1jQqCw==
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

2026-09-17T09:56:10.321532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084259
observed e1802df76356b4c003df5564c493061e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:10.303029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084259/manifest.json
observed 822ad654be46027847c86efecdfd7ba3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:10.284431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084259/publication.md
observed a06f228115bff1976c7b85ecbc6a5c0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:10.264932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084259/publication.txt
observed 1b7cbf9ac07908baaa2e331182e05f2d...
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.