OpenTechnical

OT-2026-000043956

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after set-down

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-2026-000043956) never changes.

Identity and time

Publication numberOT-2026-000043956 · never reused
Internal UUID01a0ae7b-d678-7bdd-a6c4-a5d6ad1858cc · 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-2026-000043956
StatusPUBLIC

Content hashes

Canonical texte07d9ee559e369de4c970af0f24e70c7a997af2a639a43cdf63c6a2c645ccefd
Markdown5ccb4cf8f0e2b505cd6c0f2238610ea6569f1c2a62b78ac1cf660e95d518d59b
PDF
Publication page67fd09e5b0c6267574e379895b7c91387ad184b706c6a54b617ed8ad7a855fb3
Manifest37a4ab185b0bf7ce364ab068e1f84ff0ddb3a796c9d0f8bc841802ec13540d5e

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
SignaturexxAX46UfKEA5EIJqCJ1kFI0DZ7yD1UHkbz31y3st4YsTqIbCpV9hvaHWpJidSo8A6z6TAjq7OKX/D7/nJB8GBA==
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

2026-09-17T11:12:18.753823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043956
observed 67fd09e5b0c6267574e379895b7c9138...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:18.734121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043956/manifest.json
observed 37a4ab185b0bf7ce364ab068e1f84ff0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:18.714673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043956/publication.md
observed 5ccb4cf8f0e2b505cd6c0f2238610ea6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:18.695834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043956/publication.txt
observed e07d9ee559e369de4c970af0f24e70c7...
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.