OpenTechnical

OT-2026-000065434

Publication integrity record

Foam pad vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000065434) never changes.

Identity and time

Publication numberOT-2026-000065434 · never reused
Internal UUID01a0ae8e-46f9-7298-96de-eb61f955fe4d · 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-2026-000065434
StatusPUBLIC

Content hashes

Canonical text9b003ae068253149abda62bc15b9c53cc3f2812bce3a1b39e2778496a4a5bc88
Markdown84f7eb78d7b477b0da513f0937b31bf5545b9098ad6a53798e38124b9da1fc4e
PDF
Publication pagea2a29d000dd163245e90b7c92f0a46e6dcc0bfa7e0ff52d256781d18d96c6084
Manifest77867990f1f3c012404cdaa564b6db406a52ea1f6cd851090f463a7b9e80656b

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
SignatureylWWc+HoywV/FtiXmUcykuPwtORNe/07TW4ChZP8ZwdmfmKpT/pWJwVS+Z1ep2MD++5dDfJcFmTOI/Gmopk5AA==
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

2026-09-17T10:33:42.323794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065434
observed a2a29d000dd163245e90b7c92f0a46e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:42.307143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065434/manifest.json
observed 77867990f1f3c012404cdaa564b6db40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:42.287231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065434/publication.md
observed 84f7eb78d7b477b0da513f0937b31bf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:42.268579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065434/publication.txt
observed 9b003ae068253149abda62bc15b9c53c...
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.