OpenTechnical

OT-2026-000066218

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000066218) never changes.

Identity and time

Publication numberOT-2026-000066218 · never reused
Internal UUID01a0ae8e-8dc3-7bb0-b567-e7d6360a958b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066218
StatusPUBLIC

Content hashes

Canonical text7c321942d0fb68df38ac91aca8750fa5331a1b5a681a53de0d7d12e1967c384e
Markdown4f4a05a1332e1ac43dce0dce1f301cdfaa0e45e366a68f07bcca52dacfb3732d
PDF
Publication page25f1c067697cee7444682ced8053f643c1d1fd3149089d279efb233abfb29a32
Manifest817c68e7d95d0fcab4587a9e69a62de2595a6d7659ed0c67a618e94df8a057a6

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
SignatureeXqCTw0adX1btAo8pO3ArgK/HVXptglJGK8bxNx5GHPHTuZreOqSiuQR7ZAk6D/vasjYX5EseEpRkfBSUsqoBA==
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

2026-09-17T10:33:22.817297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066218
observed 25f1c067697cee7444682ced8053f643...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:22.799405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066218/manifest.json
observed 817c68e7d95d0fcab4587a9e69a62de2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:22.781782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066218/publication.md
observed 4f4a05a1332e1ac43dce0dce1f301cdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:22.749425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066218/publication.txt
observed 7c321942d0fb68df38ac91aca8750fa5...
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.