OpenTechnical

OT-2026-000095471

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000095471) never changes.

Identity and time

Publication numberOT-2026-000095471 · never reused
Internal UUID01a0ae9f-8f73-7838-ace6-2258a548e716 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095471
StatusPUBLIC

Content hashes

Canonical text8312f8058df2e4ddbb201a9772bf736bb0afc2f2d0aa295951b16a0555242760
Markdown0b79e4d9084ec996ada21ecd510b95973e27a659533b99137ea90b0f64d828d3
PDF
Publication page2455bb67b0d7ea7f815fa31b7185bd139447ba3fa7ab483672267d820de8ae64
Manifeste32018b359f62ba2cf5d4b7a75fd304aec22776e6931a80aac86e65098273a15

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
SignatureXA/FY+chEYLlEbKcqLhxwF+8i0CJKOMV2w9qoa8i9Pct+4xqnaAOOrwSypy4es2ADCYzGKcx1+h4sl3yLng2Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:50.978158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095471
observed 2455bb67b0d7ea7f815fa31b7185bd13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:50.959970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095471/manifest.json
observed e32018b359f62ba2cf5d4b7a75fd304a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:50.941680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095471/publication.md
observed 0b79e4d9084ec996ada21ecd510b9597...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:50.922314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095471/publication.txt
observed 8312f8058df2e4ddbb201a9772bf736b...
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.