OpenTechnical

OT-2026-000025592

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold 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-2026-000025592) never changes.

Identity and time

Publication numberOT-2026-000025592 · never reused
Internal UUID01a0ae71-5fa8-77ae-8d1e-36787efcea2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025592
StatusPUBLIC

Content hashes

Canonical text77e121b3582390a874cbcb5682333d926c2aa6eba7345fcda0496f8083957199
Markdown3e89e413504261651a3d0c7a34f959a1a79686d16bdb9e3dbbe7f626dd416e62
PDF
Publication page6de0631c2769f10466baad3b12423492bf8e1aefa852c95a5fb3d74302d3ee9f
Manifeste053aad9946946afd01ff66e3d7b60aa1566277ada326fe56b67c71a35b93b09

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
SignatureewJFr1y4GLg2A3A6LKVGK67yj3U0g+ZE0iYz8szzYLNBr/FmZ+eqSzqihPks2a5NUeMv5LZzbLBzVDedVLzeAQ==
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

2026-09-17T11:47:45.514844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025592
observed 6de0631c2769f10466baad3b12423492...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:45.494376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025592/manifest.json
observed e053aad9946946afd01ff66e3d7b60aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:45.473025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025592/publication.md
observed 3e89e413504261651a3d0c7a34f959a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:45.452561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025592/publication.txt
observed 77e121b3582390a874cbcb5682333d92...
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.