OpenTechnical

OT-2026-000093963

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000093963) never changes.

Identity and time

Publication numberOT-2026-000093963 · never reused
Internal UUID01a0ae9e-92c8-71fa-9e73-d5c3ed2f03d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093963
StatusPUBLIC

Content hashes

Canonical text68e6c3cbd8b27f05665eb5ffdf76106121f95f9b27a1f3aebe878be268859f32
Markdown1f7a640e36f870e11fb9325bb4ee685e1a1af2821530c16d8f38487247bcb5e1
PDF
Publication page7ea64599894d8301bdf0f21a077d44b5191665baccd922488a4737a7c80c7abd
Manifest38008cdf7fd3e20af5a3509fbbddcc35e214019cb8759ae1a51b52450c327063

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
SignatureGEG7A9rIcXUAsHi8i93V9N46zxn921XM6x/u76zRWRW8Tx5JnRWBIPBV2S2aJ4jd9JYnsNytBuweLMrFY8zCDQ==
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

2026-09-17T09:38:21.607315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093963
observed 7ea64599894d8301bdf0f21a077d44b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:21.589140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093963/manifest.json
observed 38008cdf7fd3e20af5a3509fbbddcc35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:21.569852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093963/publication.md
observed 1f7a640e36f870e11fb9325bb4ee685e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:21.551086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093963/publication.txt
observed 68e6c3cbd8b27f05665eb5ffdf761061...
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.