OpenTechnical

OT-2026-000010444

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, sustained blow-off before set-down, on a tool changer

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-2026-000010444) never changes.

Identity and time

Publication numberOT-2026-000010444 · never reused
Internal UUID01a0ae6c-0ee6-7d77-9089-164dbd1c8d2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010444
StatusPUBLIC

Content hashes

Canonical text61c9c4f8888be0acc4c75e543e5b37c7608bbdfea0b7d927088a3fa67f395941
Markdown244e002fe7442c76fb1b6a7e93f1ed5c7782c31336ea8f86f566fae0f3f86a2d
PDF
Publication pagea1bd2d561682ccdc2586d9b4b5295c5d0c89a0c26871a44b80f69af2cd079c80
Manifest45bbc98d4d8b60050b74fe58cec531dd0362cd9c54b43f46fd7c1c66a57e27ca

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
SignatureXTjw0cjhsxLUociu8cUMW9dLvmKG5DypNKSMQT0hsvJVao2fbI//M4e2eVBxJ4qGfePR/TopGpBFGDwOxC/1DA==
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

2026-09-17T12:14:34.687638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010444
observed a1bd2d561682ccdc2586d9b4b5295c5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:34.669712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010444/manifest.json
observed 45bbc98d4d8b60050b74fe58cec531dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:34.652059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010444/publication.md
observed 244e002fe7442c76fb1b6a7e93f1ed5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:34.632229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010444/publication.txt
observed 61c9c4f8888be0acc4c75e543e5b37c7...
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.