OpenTechnical

OT-2026-000030006

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000030006) never changes.

Identity and time

Publication numberOT-2026-000030006 · never reused
Internal UUID01a0ae73-ac49-7058-9945-868738efcaa7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030006
StatusPUBLIC

Content hashes

Canonical text4f59d62f4275fffeb2d422b16777cf0f8dea8b901bbb0574fa5401a7d2ff4f21
Markdown5c55dae92bdec80bd87ca75ce1de4552405e2258db9380ab2ea46b9db426857f
PDF
Publication page8624a0583bff24b79ddfb5d95b211ccba0ba418114e3d1f1395aaf9beadaa9f5
Manifesta0bc574596c71cccdc9ead1061817d58c22271640a724fcd37a552af6c45fca3

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
SignatureY1iYn3/T/n2GNkoZFiD9XweZTjqttLhsAsKre2L1edUX9/ulKQeRhF9j44dluZcUff/bpbXwYD/jbdyKvYlODA==
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

2026-09-17T11:38:44.147526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030006
observed 8624a0583bff24b79ddfb5d95b211ccb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:44.130992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030006/manifest.json
observed a0bc574596c71cccdc9ead1061817d58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:44.114820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030006/publication.md
observed 5c55dae92bdec80bd87ca75ce1de4552...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:44.096763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030006/publication.txt
observed 4f59d62f4275fffeb2d422b16777cf0f...
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.