OpenTechnical

OT-2026-000064065

Publication integrity record

Single cup vacuum gripper, common isolation valve, 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-2026-000064065) never changes.

Identity and time

Publication numberOT-2026-000064065 · never reused
Internal UUID01a0ae8d-53be-7539-8c3d-ebd0c095b40e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064065
StatusPUBLIC

Content hashes

Canonical text2bb3bb01c29a026e901781e1cbf8a4bc74e6659ab87e743e0d6741598dff12e1
Markdownb7ff1eec6079579bff052921aa34ff892959732f7049332d151a033f4105de65
PDF
Publication paged1c68a517595dd9b17bab0d820a18cdbeeb20aa821236216961428f79de8b5d0
Manifest1754d52d166c281330eb50c8f89e0c8123836bcbaece0ef7800989ef4aca2c83

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
SignaturevGrB19GBI90xDjqyRlAJkYLPtDAocR2hdvqi+1FNH8xLo6dRCcLPb4uEGGA32qD+Q4VhPvkrtkAswwZYcRwXDw==
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

2026-09-17T10:37:09.864980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064065
observed d1c68a517595dd9b17bab0d820a18cdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.845263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064065/manifest.json
observed 1754d52d166c281330eb50c8f89e0c81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.826427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064065/publication.md
observed b7ff1eec6079579bff052921aa34ff89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.805324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064065/publication.txt
observed 2bb3bb01c29a026e901781e1cbf8a4bc...
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.