OpenTechnical

OT-2026-000046341

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046341) never changes.

Identity and time

Publication numberOT-2026-000046341 · never reused
Internal UUID01a0ae7e-57cb-7cb0-9c24-fd879b39fb0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046341
StatusPUBLIC

Content hashes

Canonical textd0e603aa1a113cfc225b8488d35b329e320b80229f60a6feab6f830d34b6c437
Markdown9f5fde8cff24e0feb972dc0f4a17c68493c834924620c4f2afdde9173c664fa9
PDF
Publication page4e49dcf2b508ebea068a5e98c2e50b3f7a463d3373368cb5c13f4cb066f472c5
Manifest32271eab61abd446e9f10c1cb24b74ca3d4c07a4f4026c2bd13d1f95c16b37aa

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
Signature58VGVIZzuj/xa29loNjH+Xcx3myE9LS6IDD7jqoOXg6Wvh9BY4y/1VvvkDBiGVIvxn04clxtILyL8hAtxq/zCg==
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

2026-09-17T11:08:19.694985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046341
observed 4e49dcf2b508ebea068a5e98c2e50b3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.676485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046341/manifest.json
observed 32271eab61abd446e9f10c1cb24b74ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.657115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046341/publication.md
observed 9f5fde8cff24e0feb972dc0f4a17c684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.637522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046341/publication.txt
observed d0e603aa1a113cfc225b8488d35b329e...
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.