OpenTechnical

OT-2026-000025761

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000025761) never changes.

Identity and time

Publication numberOT-2026-000025761 · never reused
Internal UUID01a0ae71-a83d-74be-b261-83cfc9b74da5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025761
StatusPUBLIC

Content hashes

Canonical text7854e24a0499aa4454ae31892dda22687903e2be47b31947154a35be7d3f6369
Markdown30400c15102a708dfe7f4e5b917cf4a43f1ffc20d55d39ed21a865e21bdb6170
PDF
Publication page6e5c86305fa5d3a98a4afa347f068371bb3e9a72c75f850990035d196c7b5fd4
Manifeste5ffcadd17c4b90ca72a0f86c3cecab311ba24954c1bd5b3cdefef81779ea305

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
SignatureWpbCC3+izrvaowhw+GIheLjacqanWaTdc0s98CdqlEVsZdTlAKK+kUgkVcJ8Al9eA1NmwUCEJNUo1y8oHygUBg==
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

2026-09-17T11:45:57.782914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025761
observed 6e5c86305fa5d3a98a4afa347f068371...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.765659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025761/manifest.json
observed e5ffcadd17c4b90ca72a0f86c3cecab3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.747960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025761/publication.md
observed 30400c15102a708dfe7f4e5b917cf4a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.730835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025761/publication.txt
observed 7854e24a0499aa4454ae31892dda2268...
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.