OpenTechnical

OT-2026-000093689

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000093689) never changes.

Identity and time

Publication numberOT-2026-000093689 · never reused
Internal UUID01a0ae9e-508c-7c46-993e-a208535c5e02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093689
StatusPUBLIC

Content hashes

Canonical textfb4c7202e141308bf6deab14f67fc8fdc3f8ce1ab8d9a5f1d1fd1b32ea4d648c
Markdown8d75489150b7c7bb32539a193af80ea8d9b5816f8588a18b8e19ccae4ab3d892
PDF
Publication page1982dcb0cd9c092a8a7aea48829d4d6f3bbd2bfe397ae8c229be0a3f1a3f3017
Manifest9a84e177fabf440f1d7e2ff5049d4a1869526bf0a1037c3542758d3fffde8c5c

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
Signaturev7B//Tue4tST3S8rQNw5hMhbXcDxlkLD9KVzuJvQPGwhK4HE9DwqsNh3dIDMS7E4zea/cKfCwjpSgyxBGW83BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:45.188760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093689
observed 1982dcb0cd9c092a8a7aea48829d4d6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:45.172659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093689/manifest.json
observed 9a84e177fabf440f1d7e2ff5049d4a18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:45.155035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093689/publication.md
observed 8d75489150b7c7bb32539a193af80ea8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:45.135520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093689/publication.txt
observed fb4c7202e141308bf6deab14f67fc8fd...
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.