OpenTechnical

OT-2026-000025576

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-2026-000025576) never changes.

Identity and time

Publication numberOT-2026-000025576 · never reused
Internal UUID01a0ae71-5fa8-74c9-9497-f1e117519263 · 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-2026-000025576
StatusPUBLIC

Content hashes

Canonical textb24493365e13740d46e594afe4a52874e0619f65442e66c2008a35b6834391a7
Markdown36bf32d697ab4496a9537494a46a6c1c6c44a1895f12b81e467c8792717070e9
PDF
Publication pagec241e19436230cf5cf3899427ce81295e8e38eecb10bcf12604571297da2d39d
Manifestf9ffd14642d064682d48d6a43b2141f25554c769f452fd1ddda9ae448603c5f3

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
SignatureoLYQ1oKuUy3K/VbxUaTSjBaNdieD/R/KaxWLgv5HTyD2yD+2h3cZC2S/cOqc1EuIgh7sQeTsb9+kG6AB/uY8Dg==
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

2026-09-17T11:47:44.429170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025576
observed c241e19436230cf5cf3899427ce81295...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:44.408751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025576/manifest.json
observed f9ffd14642d064682d48d6a43b2141f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:44.389769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025576/publication.md
observed 36bf32d697ab4496a9537494a46a6c1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:44.369778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025576/publication.txt
observed b24493365e13740d46e594afe4a52874...
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.