OpenTechnical

OT-2026-000093605

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump 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-2026-000093605) never changes.

Identity and time

Publication numberOT-2026-000093605 · never reused
Internal UUID01a0ae9e-508b-7a58-8510-dc6b474e71c0 · 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-2026-000093605
StatusPUBLIC

Content hashes

Canonical text0f66d429f362e24eee2381d9e3ec92ea8014444d5bd034607c61c7e2832a0fe5
Markdown7bb5aa9d0508e645089a57ff8501a510a54de198a835f8701b4536b8eef4edeb
PDF
Publication page25486214a801ab7cc715e14f64daa8fb6cd2a32524f066b91726c4b915909f5c
Manifestc7cd3cac22629bbfff5a7a0339cd6d1a8adc591e641d954d3116c4aac9e8ae0a

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
SignatureSer9fju3QqxubnO19KyrDwYT/mo070iROeiceQh07VoVyK/HKpdamhZLjURo8beuXqN31DZYPWn71Ah8VPElDg==
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

2026-09-17T09:39:38.995959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093605
observed 25486214a801ab7cc715e14f64daa8fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:38.975593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093605/manifest.json
observed c7cd3cac22629bbfff5a7a0339cd6d1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:38.954684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093605/publication.md
observed 7bb5aa9d0508e645089a57ff8501a510...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:38.937654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093605/publication.txt
observed 0f66d429f362e24eee2381d9e3ec92ea...
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.