OpenTechnical

OT-2026-000011805

Publication integrity record

Single cup vacuum gripper, common isolation valve, plant vacuum fed, pulsed 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-2026-000011805) never changes.

Identity and time

Publication numberOT-2026-000011805 · never reused
Internal UUID01a0ae6d-1941-7d63-9b0c-ca07f6ebc699 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011805
StatusPUBLIC

Content hashes

Canonical text93bb76775dc4088ea8eed3f452836a74a666954860e62ac956c3d014cd1198f0
Markdownf80dddc3ba0dacb24a9fb2f203c8e0e8e134e0363dfe32c1d7599ab209769995
PDF
Publication pagef13803e0f98d76feb6e80eecd5897753b8ca658840a682ba82500c9280e1f3de
Manifestc221ad02b881cfa9d6d14875d2a4b677b32ea82b2ab7b3241ca393deca07e28e

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
Signatureyk6sz7dtYK4KYXBDEloekvNgT+HxmdDb02tWFkqhQG0MlWk+v4ATqRN52AAaIRlqyJEQ1Jl6FndqUciHbotyAg==
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

2026-09-17T12:12:31.916204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011805
observed f13803e0f98d76feb6e80eecd5897753...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:31.898493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011805/manifest.json
observed c221ad02b881cfa9d6d14875d2a4b677...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:31.881715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011805/publication.md
observed f80dddc3ba0dacb24a9fb2f203c8e0e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:31.863062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011805/publication.txt
observed 93bb76775dc4088ea8eed3f452836a74...
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.