OpenTechnical

OT-2026-000024072

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000024072) never changes.

Identity and time

Publication numberOT-2026-000024072 · never reused
Internal UUID01a0ae70-aed7-74d5-90ad-854819acda68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024072
StatusPUBLIC

Content hashes

Canonical text25436c718b797b60c36b2ecec72ee11c50812667d618b69509b0f1eb21888a77
Markdown2656dcb80a20d0c522a437d7c59b7284326961779c387af1a3d3ffd4a7874fea
PDF
Publication page483c3e8c8ff6d3d64dd3a70898a45293706f133ea42c6e7bdc6b2ff8b49d8364
Manifest74a5ceb707fa8d08e4ddf53b9e30502e5889aaa5ddd15095b2dad0619a151849

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
SignatureB/x3u59PN0XN7q06fDhkk0njWLmolorecHgM9cho/4fVeMsv5uVTRny5/3L5E/vREUMc79iA0wsl0LnVQPBzCA==
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

2026-09-17T11:50:59.063807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024072
observed 483c3e8c8ff6d3d64dd3a70898a45293...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:59.044284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024072/manifest.json
observed 74a5ceb707fa8d08e4ddf53b9e30502e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:59.023928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024072/publication.md
observed 2656dcb80a20d0c522a437d7c59b7284...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:59.004905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024072/publication.txt
observed 25436c718b797b60c36b2ecec72ee11c...
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.