OpenTechnical

OT-2026-000045226

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000045226) never changes.

Identity and time

Publication numberOT-2026-000045226 · never reused
Internal UUID01a0ae7c-f76a-716e-80a0-bbf2fee89aa7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045226
StatusPUBLIC

Content hashes

Canonical textf1983727b7682977bf105120b4e123ab047cfb0a3a8502b452f48d99aa42d322
Markdownd123414389701de969f798c2a119541cc9f1c00e1114c822cb0052331fdb4122
PDF
Publication page2a7e998aadf61dc9948ed017b654315c95cbc69a4d1511e0398410957aca148b
Manifest93e1bdd8ddce4789a6e6cc0c14e17e528057ea38f4ca4cd333f056f0a9b83c7a

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
SignaturejiqldnRcX0GkPgbBsdEz9JD9aQR7NmH0eOJ5RVH1y87i9zqTrxZsNEoDvsxcIs3/xWkPuKQD7OtqDdQE7pUiCg==
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

2026-09-17T11:10:25.229007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045226
observed 2a7e998aadf61dc9948ed017b654315c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.210366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045226/manifest.json
observed 93e1bdd8ddce4789a6e6cc0c14e17e52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.190269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045226/publication.md
observed d123414389701de969f798c2a119541c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.170104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045226/publication.txt
observed f1983727b7682977bf105120b4e123ab...
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.