OpenTechnical

OT-2026-000065531

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000065531) never changes.

Identity and time

Publication numberOT-2026-000065531 · never reused
Internal UUID01a0ae8e-46f9-7ce3-a4bf-510a02ed57bb · 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-2026-000065531
StatusPUBLIC

Content hashes

Canonical text66ed94518740d2489fdf0c3ba2493791e7413da3d49c90f810502f1a3addef4f
Markdown52af6f62cfcc9577f7394633ddf9d970bf5100f46a499bb043c08101da9a5ee3
PDF
Publication pagedb467b1629d1a15cf6ee29e17efc95b69495480f7a96ade29b22031e357cced4
Manifest93091a0a17e79a12a9e8c28cc4abe8e598caefeb54b9b8896cebf3bfc97de5f2

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
SignaturezWU31LUTbsbV6gVfxLYYOzmR3HQDIdXUsdWqCYomZy2oIQ9O8vXFCH+abnVZwrbzNiaQgxHBFECdEAsDaPQYAg==
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

2026-09-17T10:33:49.852515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065531
observed db467b1629d1a15cf6ee29e17efc95b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:49.835421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065531/manifest.json
observed 93091a0a17e79a12a9e8c28cc4abe8e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:49.815625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065531/publication.md
observed 52af6f62cfcc9577f7394633ddf9d970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:49.798000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065531/publication.txt
observed 66ed94518740d2489fdf0c3ba2493791...
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.