OpenTechnical

OT-2026-000064146

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000064146) never changes.

Identity and time

Publication numberOT-2026-000064146 · never reused
Internal UUID01a0ae8d-a45f-7312-8f8f-db727bb849d7 · 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-2026-000064146
StatusPUBLIC

Content hashes

Canonical textbd25be92bbab8a56d8963a53336634c9127e7bdb1d8bb6358679b200abf3fed3
Markdown500ca456e146d9f43721c101342a598d6e6fbeec230d418e749558ddd16aece7
PDF
Publication pageef01f4313ff491806a75ce16a449cdc13b7258b10b9aaea0c2774d69d19c4f4b
Manifest956fc70e631e5db956d01c7c9549f5b36f918b79443e1647d459258eb7119c32

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
SignatureUusf1PNn07n25dhtPcDjFz0112sgiE3rdN7BsSDKKR4QXtcDjU5DABFiw3SWzPzTEEGTP97iOH5uupwRqS49DQ==
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

2026-09-17T10:36:09.085128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064146
observed ef01f4313ff491806a75ce16a449cdc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:09.066853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064146/manifest.json
observed 956fc70e631e5db956d01c7c9549f5b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:09.049113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064146/publication.md
observed 500ca456e146d9f43721c101342a598d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:09.031623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064146/publication.txt
observed bd25be92bbab8a56d8963a53336634c9...
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.