OpenTechnical

OT-2026-000065545

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000065545) never changes.

Identity and time

Publication numberOT-2026-000065545 · never reused
Internal UUID01a0ae8e-46f9-7321-85ad-3c02daff5d14 · 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-2026-000065545
StatusPUBLIC

Content hashes

Canonical text49084e3668dd2f403ec42176160833ae0f9229426c8fffd7dacd2f9cdf17c4d6
Markdown82bbb7899c7e49ae1fa185ff73568f9e83932aa96e44908332494816c9352527
PDF
Publication page77fb54685c0904884ab83efdf17bf9f1779f78f7c3017a5db184d20d6505332f
Manifestbcef32290d82ad51d9bbb1892489c0f765856ce38747bf96156ed3a93a6d06d0

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
SignatureuIqr7n+jhb0fV1+NPMTBbrY9wccytftH6uZzqvux9irJdbexORiy0hj0F16eQ+4tVhVai91I04QW7cBoUK4LDA==
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

2026-09-17T10:33:50.878399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065545
observed 77fb54685c0904884ab83efdf17bf9f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:50.862585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065545/manifest.json
observed bcef32290d82ad51d9bbb1892489c0f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:50.846289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065545/publication.md
observed 82bbb7899c7e49ae1fa185ff73568f9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:50.830339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065545/publication.txt
observed 49084e3668dd2f403ec42176160833ae...
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.