OpenTechnical

OT-2026-000063565

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold 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-2026-000063565) never changes.

Identity and time

Publication numberOT-2026-000063565 · never reused
Internal UUID01a0ae8c-f945-7014-a334-895ce13aa710 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063565
StatusPUBLIC

Content hashes

Canonical texta94cf693c2fa6b7ffa04596ad1204d22e660513e14a105ff5973def70a3f48f4
Markdownfa93f5f6439715109c44fb99f24404abde5f758a795a979bd53e441000be5f91
PDF
Publication pagebca530c722f8aae32a32b473bbdd54a51e9ac72d84520c1ab342076a6b9d713b
Manifest0c004ad4910b8aea04618f9df599a848e29f3c1c76c336ebc3b541a1be3966ef

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
Signature4ZqN4j/APZhhfN3y8lyDPJIAC0YS929C4dCUCYUo//JnRAfsBPgREYFyWq1JaABCi12mg18vprKNCs/T1o4JDA==
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

2026-09-17T10:37:34.363407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063565
observed bca530c722f8aae32a32b473bbdd54a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:34.339670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063565/manifest.json
observed 0c004ad4910b8aea04618f9df599a848...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:34.318192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063565/publication.md
observed fa93f5f6439715109c44fb99f24404ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:34.297568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063565/publication.txt
observed a94cf693c2fa6b7ffa04596ad1204d22...
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.