OpenTechnical

OT-2026-000025564

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum 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-2026-000025564) never changes.

Identity and time

Publication numberOT-2026-000025564 · never reused
Internal UUID01a0ae71-5fa8-7b31-86be-99193aa629b9 · 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-2026-000025564
StatusPUBLIC

Content hashes

Canonical text40513aa6d20bbea1f6629aa87ff81c6061b6cf985ecf15b9a95f270c0dad6741
Markdownbce6acf1dde2f81a54ca1360daf6a4f7307c3fc9e459f8841498168f8520197c
PDF
Publication page2693aeac31fba45a0a9f7310527c70800a735b7c07f89e63ac92793dbc845d82
Manifest9a19080c4f670391f2131d28d72e49cba0ed7a9728ce9f24267c5948b53f1d08

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
Signature+xgLnGod7a/bWAPZB/lp8PH2p3kLLv9MYCbDtAxH+SCcu+DIeAmJY9dsRjCniNt/xfokcipC3PYPOBVRv5bWAA==
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

2026-09-17T11:47:43.213198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025564
observed 2693aeac31fba45a0a9f7310527c7080...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:43.195353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025564/manifest.json
observed 9a19080c4f670391f2131d28d72e49cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:43.177109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025564/publication.md
observed bce6acf1dde2f81a54ca1360daf6a4f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:43.158877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025564/publication.txt
observed 40513aa6d20bbea1f6629aa87ff81c60...
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.