OpenTechnical

OT-2026-000051503

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000051503) never changes.

Identity and time

Publication numberOT-2026-000051503 · never reused
Internal UUID01a0ae83-7c80-71d1-a014-3f6ff4d7648d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051503
StatusPUBLIC

Content hashes

Canonical textb6f9870f3ad24fd25032ba99f91e3f05b4b73e8b1834b677cf954e943402b262
Markdownf6f2eab329847e8eafc507f13defa741c14541e46dc845100515ef8d15de2882
PDF
Publication page37d670cbf68819b158f52aa99174419df26935ecba230342d3a5d3a77b60f795
Manifest00d3aa23fce58519c96b3d9ac511a7f4c65c63d80a036659080c84d5adcc8473

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
SignaturelVjJX/glx7IT0yyckUvC1X2VZOLShGWhutQOwh5ISE3ZF3fPL//4GMbaphAKBlbU6WCJBpYzMlZB+Ocd8ruaAg==
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

2026-09-17T10:58:19.246472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051503
observed 37d670cbf68819b158f52aa99174419d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:19.227814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051503/manifest.json
observed 00d3aa23fce58519c96b3d9ac511a7f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:19.209026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051503/publication.md
observed f6f2eab329847e8eafc507f13defa741...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:19.188954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051503/publication.txt
observed b6f9870f3ad24fd25032ba99f91e3f05...
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.