OpenTechnical

OT-2026-000068341

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000068341) never changes.

Identity and time

Publication numberOT-2026-000068341 · never reused
Internal UUID01a0ae90-2480-72bb-9bb0-f5fd0677c407 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068341
StatusPUBLIC

Content hashes

Canonical text35ed7c38ac4813ea1bf58b94432ee2c9db9fa0d6eab837bd96c6ad6d0ad2d1eb
Markdown32f451ebfbe330d82711e6a7a96200eb8bf89a22fd461b1d1a4aee836df0201d
PDF
Publication page7ea7005053f0613018adf962d3caaa9169b3cbbf08c4438223a8f5e9b681f29d
Manifest04d1e9e90b6a80cd90607de79791c4b86a4c3aa20569e4058a11d5ed7a412297

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
SignatureiUTTZjr7+H/typaCpgJGDFluf00rhBNZi+pkUWPi0B9a5XpHLOGezS9mwIZBdpoc26Gq2C12xIoKVHlazc1JBg==
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

2026-09-17T10:29:23.110511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068341
observed 7ea7005053f0613018adf962d3caaa91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:23.090026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068341/manifest.json
observed 04d1e9e90b6a80cd90607de79791c4b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:23.070319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068341/publication.md
observed 32f451ebfbe330d82711e6a7a96200eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:23.051153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068341/publication.txt
observed 35ed7c38ac4813ea1bf58b94432ee2c9...
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.