OpenTechnical

OT-2026-000011462

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000011462) never changes.

Identity and time

Publication numberOT-2026-000011462 · never reused
Internal UUID01a0ae6c-88ff-749b-a074-6379c781d437 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011462
StatusPUBLIC

Content hashes

Canonical texte0bd66284199cb02cc0aa81cd4e0bfd025561b4fa3f9d7cf1484c45b5083c2fe
Markdowndaf773463344015244eae1839510735e01c09841daaa1533476f42340e0334b1
PDF
Publication page12a5b6d54c5bbe307b5ffe8127ce6a27a366287d9bc199356cebf99fac5cae92
Manifest87a662de9e0c0acfc29246bf4850b6365be41bc8cc7cfac4514c6f78388ea0e5

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
Signature8HtUdKSsQByOYBzaN0EvDnFaOQqfsE+O/+Q3707mHpJWoYT5zqYuxdk7UlTPIelsYUp3iu2q5rB8volQCGIZAw==
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

2026-09-17T12:13:13.671716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011462
observed 12a5b6d54c5bbe307b5ffe8127ce6a27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:13.652308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011462/manifest.json
observed 87a662de9e0c0acfc29246bf4850b636...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:13.633617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011462/publication.md
observed daf773463344015244eae1839510735e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:13.613411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011462/publication.txt
observed e0bd66284199cb02cc0aa81cd4e0bfd0...
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.