OpenTechnical

OT-2026-000034170

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000034170) never changes.

Identity and time

Publication numberOT-2026-000034170 · never reused
Internal UUID01a0ae75-df0d-78cd-a97b-a23d4caf0b62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034170
StatusPUBLIC

Content hashes

Canonical text590498106c993a1feb240a6125f3e5f09481f9f42c6f47526c04286a4ee3c9b1
Markdown3be06cd7ab22e411fffb9076bc9ef4ca5ff68b1b736143b81b6374253d310157
PDF
Publication page5455e67e89475c4ebf4ee2f2dc3307fe9a6c8d31e082e7a28a70cff911e26153
Manifeste56172ef3634c5bc4a8f0896b030050833285776548203ed4ca3fc1da725b19a

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
SignaturentUo2Ao3eZ7C8ZgLCl1Rh0BCC1Uy0VoPHvIp8PyjjQ8zX01kpa586b1TG1Sl6KlL9QHGMjn3MClkN2n3KAncCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:41.936460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034170
observed 5455e67e89475c4ebf4ee2f2dc3307fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:41.918969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034170/manifest.json
observed e56172ef3634c5bc4a8f0896b0300508...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:41.898786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034170/publication.md
observed 3be06cd7ab22e411fffb9076bc9ef4ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:41.873447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034170/publication.txt
observed 590498106c993a1feb240a6125f3e5f0...
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.