OpenTechnical

OT-2026-000047029

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000047029) never changes.

Identity and time

Publication numberOT-2026-000047029 · never reused
Internal UUID01a0ae7e-d0f7-74f8-b4fb-e81d9c08aba5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047029
StatusPUBLIC

Content hashes

Canonical textdf8fa291ee09c689df95bb4f1db5ab46382b90e991bed55fa9b9b36c7eddb227
Markdownae6d80ba6e57112c5b9f89f7dbb2dc7fd1950c8b1fcdf5773e951648e4faa544
PDF
Publication page08b70261f85965c095231b415b53e34eb63b1ceed9893c6609b1e0d4ca15b282
Manifest3ab02fcdb4f93c405aa5340a27f0d9629e78115cc96a24d8f35430aeb2c5cf0f

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
SignatureK6/wLwGNNUZo0u9ZOxQoJnXjlIlNZzpX9b2HQSZrotzVZSbBIbo+KpIta4dX5EIRzNjt5cda+fqnW+vKnjvHBw==
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

2026-09-17T11:10:18.831162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047029
observed 08b70261f85965c095231b415b53e34e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.813430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047029/manifest.json
observed 3ab02fcdb4f93c405aa5340a27f0d962...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.794044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047029/publication.md
observed ae6d80ba6e57112c5b9f89f7dbb2dc7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.774787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047029/publication.txt
observed df8fa291ee09c689df95bb4f1db5ab46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:47.456837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047029
observed 08b70261f85965c095231b415b53e34e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:47.437826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047029/manifest.json
observed 3ab02fcdb4f93c405aa5340a27f0d962...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:47.417823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047029/publication.md
observed ae6d80ba6e57112c5b9f89f7dbb2dc7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:47.399442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047029/publication.txt
observed df8fa291ee09c689df95bb4f1db5ab46...
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.