OpenTechnical

OT-2026-000093843

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000093843) never changes.

Identity and time

Publication numberOT-2026-000093843 · never reused
Internal UUID01a0ae9e-508d-7108-9076-6681020b1bd7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093843
StatusPUBLIC

Content hashes

Canonical textff97ed83281951d0f31407ad4806c698a7b61bac4bb2dd13d2fc603d61993dc7
Markdownd9134577d5190a23696c9aa4bdc4163f2306517ecaf8708bb0a144cc76f9a278
PDF
Publication page3589aa238d293d2245f58168f303c8bbc5fbfd0947dd255e76590b6a4c079f1d
Manifest2792b0a5537a45d85dc47c9bf35b8ab3cae032bb1e98494188bd08aeb33e378b

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
Signaturet5IQZICbz57GXu1rN9hLYvEU9YRLkwcfwEbBZ/t4uXZUjvXzhGiqnuxF4fCZMXz2wvhKAKpd5uq9w6N62LdjDQ==
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

2026-09-17T09:39:57.651797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093843
observed 3589aa238d293d2245f58168f303c8bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:57.635322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093843/manifest.json
observed 2792b0a5537a45d85dc47c9bf35b8ab3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:57.617440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093843/publication.md
observed d9134577d5190a23696c9aa4bdc4163f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:57.599906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093843/publication.txt
observed ff97ed83281951d0f31407ad4806c698...
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.