OpenTechnical

OT-2026-000012229

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000012229) never changes.

Identity and time

Publication numberOT-2026-000012229 · never reused
Internal UUID01a0ae6d-39f5-7867-a436-a7124c79985f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012229
StatusPUBLIC

Content hashes

Canonical text8060f4701437db5bf24337f1bb1c374efd982081648935aa4d0d19cfabfbb488
Markdown161fe2472f727779b89284e7fe754d973de75fc30a28f2c70f580014f4f3e3e7
PDF
Publication page1a174f7009a58b169c622a38981199ecf8f1d0bd191c6783f2e3d985d4ca2c79
Manifest3aef58fa9f7a4d967fede65e4e1f543f9a21cc508157b7ca480bee93af21e80b

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
Signature6Tt9AZhVrXUq1zADbheuTuwW6252sbX88l8lyi1YUI8QQqbAw87iGaWiDLSn+cCq+5QlKREewqVOCrL+h2Q/BQ==
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

2026-09-17T12:11:09.108220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012229
observed 1a174f7009a58b169c622a38981199ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:09.088827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012229/manifest.json
observed 3aef58fa9f7a4d967fede65e4e1f543f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:09.069146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012229/publication.md
observed 161fe2472f727779b89284e7fe754d97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:09.049563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012229/publication.txt
observed 8060f4701437db5bf24337f1bb1c374e...
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.