OpenTechnical

OT-2026-000050736

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000050736) never changes.

Identity and time

Publication numberOT-2026-000050736 · never reused
Internal UUID01a0ae82-c7b1-78fe-9cb8-d8bb176e315a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050736
StatusPUBLIC

Content hashes

Canonical text7763f2e92d2d9ad02ff38820df4c1f19d30a634e2cacfce791a9b19495a420f9
Markdownd56dc3ba31b02fdbbf6fda641b7ace8360d00b873d8c055cdbf3acefc565cb4d
PDF
Publication page79167ee6d9ad5059b785941d28aecf11b108cc6db6108ccbf909c6c4ad659684
Manifest0ca67bd37e3fbade7a9a4ac49028287710d5eb4b8d066b9ab5919d0d3090eb81

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
SignaturejNw9kXz8NoV8dBvSFYBzjDelpwIJgyujVz36hdVY4ncSmBdKmO0tgKoUxM6XdWNfAClTvq0Wp79KT1UwqXx4BQ==
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

2026-09-17T11:00:06.504938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050736
observed 79167ee6d9ad5059b785941d28aecf11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.483845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050736/manifest.json
observed 0ca67bd37e3fbade7a9a4ac490282877...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.460780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050736/publication.md
observed d56dc3ba31b02fdbbf6fda641b7ace83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.458058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050736
observed 79167ee6d9ad5059b785941d28aecf11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.437483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050736/publication.txt
observed 7763f2e92d2d9ad02ff38820df4c1f19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.434539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050736/manifest.json
observed 0ca67bd37e3fbade7a9a4ac490282877...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.410676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050736/publication.md
observed d56dc3ba31b02fdbbf6fda641b7ace83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:06.390846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050736/publication.txt
observed 7763f2e92d2d9ad02ff38820df4c1f19...
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.