OpenTechnical

OT-2026-000032795

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000032795) never changes.

Identity and time

Publication numberOT-2026-000032795 · never reused
Internal UUID01a0ae75-4841-7b2e-8451-ed381ebd0ca6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032795
StatusPUBLIC

Content hashes

Canonical text1cf6296d72eb68e474712c01f06b84e0551efedea9f170daa2d8d0424842b2dd
Markdownb0b75a51f40babd64768c41498ea3f0ab7950089c429eafea9b8c37d13f3968e
PDF
Publication page908a863154de7c3f78481f32b9cb10b2402bf77f3d647f3df2d331d164eaaa3e
Manifest1b081dbab533bc0b317069f62fc50177367b7fdeb09656c876241f083d5ef472

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
SignatureEZQR+8P0rLPUiOtA2jOVSkHYxY0iz+j+94YBHpUFtsHHZXVnSr09AmFyY1yn2p4X/0mBU4ZlLoEyptyL2kA5DA==
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

2026-09-17T11:32:14.419160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032795
observed 908a863154de7c3f78481f32b9cb10b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:14.401009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032795/manifest.json
observed 1b081dbab533bc0b317069f62fc50177...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:14.383017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032795/publication.md
observed b0b75a51f40babd64768c41498ea3f0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:14.364997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032795/publication.txt
observed 1cf6296d72eb68e474712c01f06b84e0...
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.