OpenTechnical

OT-2026-000096253

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000096253) never changes.

Identity and time

Publication numberOT-2026-000096253 · never reused
Internal UUID01a0aea0-585f-7a3e-b936-f5bd56181725 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096253
StatusPUBLIC

Content hashes

Canonical textd966c3a2295d3b263f48587d4a731f523c4ba9abb866ecd517b9238f5a77d86c
Markdown92112b78886220af34fbd06562bed14d11c91b6330b249883ff4e2f84dc765b6
PDF
Publication pagee9ada48b471b999ccf4e1535cc9b8087ddf2ed2a1671bd91038b96859cec9221
Manifest783ce70aeef0d891971eeda76466a5ae12cf3d840d9393d9ab0bde5f29db624e

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
SignatureiDDbURuUqnnlTKAFKjQBMJxecZXPxA0TjrVVkTfijTY65Ddbug2FJJULR0vFv02ClzUUVUcOlmnQx5b1CS/fAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:34:46.928589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096253
observed e9ada48b471b999ccf4e1535cc9b8087...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:46.911619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096253/manifest.json
observed 783ce70aeef0d891971eeda76466a5ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:46.894314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096253/publication.md
observed 92112b78886220af34fbd06562bed14d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:46.876601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096253/publication.txt
observed d966c3a2295d3b263f48587d4a731f52...
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.