OpenTechnical

OT-2026-000033324

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000033324) never changes.

Identity and time

Publication numberOT-2026-000033324 · never reused
Internal UUID01a0ae75-8980-7ab3-a0a3-07aec03fd3de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033324
StatusPUBLIC

Content hashes

Canonical textd5d3de265c40f71a00170f4d6442ffa2d57e9ad4be11a38070f1b2cc16edbe84
Markdowncc6755cd0254418c94581d02f2f8e8ebb40595be4df9180a1f64b2a2ec3d5ab3
PDF
Publication page97ee2a997a0f4dcf627c60a7a8c0b1b72b3b3f5b8d0268e75d17e74cd3b71485
Manifest118dd2ab15c963194f677cc1e974e542f31b7d40709634bb1c2fb39e0104aa59

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
SignatureR9zAg8DcwfRSGr/hGyszrri9YtxYlOoYoF+xBkz13pWVrYox4Jxgd11p7I5bn5QgOPhllPPXL73jnGWeUNbjBw==
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

2026-09-17T11:32:04.572750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033324
observed 97ee2a997a0f4dcf627c60a7a8c0b1b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.552831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033324/manifest.json
observed 118dd2ab15c963194f677cc1e974e542...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.533816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033324/publication.md
observed cc6755cd0254418c94581d02f2f8e8eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.516355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033324/publication.txt
observed d5d3de265c40f71a00170f4d6442ffa2...
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.