OpenTechnical

OT-2026-000038869

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000038869) never changes.

Identity and time

Publication numberOT-2026-000038869 · never reused
Internal UUID01a0ae78-769f-7460-8a62-df0b8bb228af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038869
StatusPUBLIC

Content hashes

Canonical textf62706a2bfb5cb5fdc9b1542d1071edfb91aeb3bd07de23a95c66bb3e29f0276
Markdown9aaedf04baa759e3b5befbcfef5de93ea1b7c49a3516afaa6f6e1132b5ca1277
PDF
Publication page2d4c84ecb465d3f8ef7f56656e948760c48693a3ae2f7ad1583d52d4bceba3ee
Manifest6b3c6cedbc0be61d874c3bcbe6550adef8a0992489908d775387672642a24cbd

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
SignatureU6lcjOgkuU7EmVn1GBgc/3vkAflqXOom77khsjFP7WP1hJ4zXJAuFY5tLloqWvTdeWqbgapNFmdmJpfPqaF2Cg==
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

2026-09-17T11:21:26.755909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038869
observed 2d4c84ecb465d3f8ef7f56656e948760...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:26.736791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038869/manifest.json
observed 6b3c6cedbc0be61d874c3bcbe6550ade...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:26.719036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038869/publication.md
observed 9aaedf04baa759e3b5befbcfef5de93e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:26.702714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038869/publication.txt
observed f62706a2bfb5cb5fdc9b1542d1071edf...
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.