OpenTechnical

OT-2026-000050008

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum 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-2026-000050008) never changes.

Identity and time

Publication numberOT-2026-000050008 · never reused
Internal UUID01a0ae81-fd78-7ad8-9817-add1350efa81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050008
StatusPUBLIC

Content hashes

Canonical text626351af756f0b5938fa7a0150983a358dae1b0d858ffc883ecd80ef2143af9c
Markdowna81fd529adad8f410bc03f32fca9fd9d0c59f993eec52b744768b3a82295e35e
PDF
Publication pagef5cec1cd5db8c00d2f930b8a9e2a9332d13b232c5f07cb464cba318d4a23683c
Manifest8686e12ac4ab9c517cbdc9173ad008ff936ddb4c65c7d9383465abc53a18576d

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
SignatureoG4t+CVYaAWlK4XiqWjsJWddsbvkIhFW8bhdUCuq/MGhMoW1eVZbIIrIAD+Rqg0yUXevk+LeF9RnhxQ9/LYJCw==
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

2026-09-17T11:01:58.232501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050008
observed f5cec1cd5db8c00d2f930b8a9e2a9332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:58.212883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050008/manifest.json
observed 8686e12ac4ab9c517cbdc9173ad008ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:58.193761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050008/publication.md
observed a81fd529adad8f410bc03f32fca9fd9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:58.176706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050008/publication.txt
observed 626351af756f0b5938fa7a0150983a35...
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.