OpenTechnical

OT-2026-000066374

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000066374) never changes.

Identity and time

Publication numberOT-2026-000066374 · never reused
Internal UUID01a0ae8e-8dc4-70c7-85c8-51131fbc42be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066374
StatusPUBLIC

Content hashes

Canonical textdd4ec58d176438abcf08a03b4b1fd3216f662ab3d65e6554b538f666caf555b3
Markdowncd1f33d44a30d0c47cfda7def5015984cc8c5929e8df8f1eda805f39035ffdb2
PDF
Publication page307f22f08ef0a7b6eaa2158c8de45c83f36098af8a7e83de72849e7e5164e0b7
Manifest8b00189566bfee77d6a8b30aeaf258e800df70813083a9c25d3fbe4171d447c3

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
Signaturet6Kder5/PdZUl5NcX/f8zq2wFHgok0cNR3mVCFi4d0klZcIJhtNBqQ8LBzbTnZBSyDvd0hmknrmg/o5XsDnfCg==
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

2026-09-17T10:33:34.458580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066374
observed 307f22f08ef0a7b6eaa2158c8de45c83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:34.440566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066374/manifest.json
observed 8b00189566bfee77d6a8b30aeaf258e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:34.422309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066374/publication.md
observed cd1f33d44a30d0c47cfda7def5015984...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:34.403857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066374/publication.txt
observed dd4ec58d176438abcf08a03b4b1fd321...
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.