OpenTechnical

OT-2026-000044121

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000044121) never changes.

Identity and time

Publication numberOT-2026-000044121 · never reused
Internal UUID01a0ae7b-d67a-720d-b1f7-bbb4a99c7d07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044121
StatusPUBLIC

Content hashes

Canonical texta3e06d53b168d0bfa9fa52b3d6cfccdf917b327069dbba46f183651e77f7cc9b
Markdown6a70fd561b64daba8b55774a794ccbf1d0d7a39c1693f51d96659bebe97d214f
PDF
Publication page43d64f4c76b308039df8c4fbaab30784bd157f8d418023620a317c66dceeed22
Manifeste7292c20f82748cb7d800f50d28d25cc256ebc3447ce8a653ef72b4722e3e52d

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
Signature6z1NHfW3+KZJIPro+/7vuRhfvxt3K22gGx1Wku/z6gXbZsrlFqcPzDf1SnJU8PaOBf/lvnttpSZo/Sio/q/hBA==
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

2026-09-17T11:12:32.217658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044121
observed 43d64f4c76b308039df8c4fbaab30784...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:32.198937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044121/manifest.json
observed e7292c20f82748cb7d800f50d28d25cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:32.179381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044121/publication.md
observed 6a70fd561b64daba8b55774a794ccbf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:32.158060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044121/publication.txt
observed a3e06d53b168d0bfa9fa52b3d6cfccdf...
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.