OpenTechnical

OT-2026-000064169

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, vented after 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-2026-000064169) never changes.

Identity and time

Publication numberOT-2026-000064169 · never reused
Internal UUID01a0ae8d-a45f-7f2c-85fc-75737cc78f80 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064169
StatusPUBLIC

Content hashes

Canonical text080c6ad959dd97ab29e399c2196c3fda14218f10ef0b5fca496d3e2626340b63
Markdown7932ad578b853d47a8a7fe42551b7cabdfb8b7c99553661a754c2fb0404349f8
PDF
Publication page2913de03a005e17ce185567a78f8f06e7d5a12f29d96953ecec4f087643b7b23
Manifest4ac62bbfec83078d75dceaed1694b5ebfc14caa163d286f0ad0ed4689e82008f

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
SignatureopgTPEjWRhEIKFj/Ay0A/x60fxUg3p49gcT+9/bLsrDOXCh/h8vCg2IAulqD2m+HP+RpUG7F+tFqdZrQ7mXjAA==
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

2026-09-17T10:36:10.946834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064169
observed 2913de03a005e17ce185567a78f8f06e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:10.928589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064169/manifest.json
observed 4ac62bbfec83078d75dceaed1694b5eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:10.880563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064169/publication.md
observed 7932ad578b853d47a8a7fe42551b7cab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:10.829710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064169/publication.txt
observed 080c6ad959dd97ab29e399c2196c3fda...
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.