OpenTechnical

OT-2026-000065426

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single 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-2026-000065426) never changes.

Identity and time

Publication numberOT-2026-000065426 · never reused
Internal UUID01a0ae8e-46f9-7bda-950e-00db0c1a8fef · 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-2026-000065426
StatusPUBLIC

Content hashes

Canonical textf6345c958cb82bc678976207762cc6a90fe5c03af247b0991450ce9678604a9d
Markdown789131ddcc740cd1b315dba9b5ee663ead33a766c59a686a5e616f569f3ad163
PDF
Publication page190fc92ddc90e5f0ea381981ac2c4629663f565d961ac8f316f626965401584e
Manifestfc0ebfa9838940fca148d7b8b261c8bf8a1928be455652ef66befbe8db24d5ac

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
SignatureuKej1Hdce2181/yp9GKn6su3HMtepdhpYzPadknGwMAcCkapq8+V6u898XSrK9bWV4Qr7meHUvQcO6J1+ZYgBg==
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

2026-09-17T10:33:41.739139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065426
observed 190fc92ddc90e5f0ea381981ac2c4629...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:41.722566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065426/manifest.json
observed fc0ebfa9838940fca148d7b8b261c8bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:41.704895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065426/publication.md
observed 789131ddcc740cd1b315dba9b5ee663e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:41.687359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065426/publication.txt
observed f6345c958cb82bc678976207762cc6a9...
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.