OpenTechnical

OT-2026-000094601

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000094601) never changes.

Identity and time

Publication numberOT-2026-000094601 · never reused
Internal UUID01a0ae9e-f4ea-7456-8b9e-cdcf04d3f7cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094601
StatusPUBLIC

Content hashes

Canonical textac566c44e678b9da36c76a6d604bc7c497102a069a0acc7e968bf2d9c591145c
Markdown6e4877974667090410bf36196977fb2d11425bdb39c2e051b1f9cf45b5aafc85
PDF
Publication page41fe24a62338f777e69d143369af023feaaf1ba19a6dc0d75f961e70342163b4
Manifest3d46a7d963067db4739b1a91bc1260ddb1210da7ce3717bce3618e08c92a6c1e

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
Signatureay1tB5KTe3qnZWjk817JsADMX2bPEfKWsx2pD/VClXYDnAp5PqdAMIlk9jvXk7mcLFC8EPgh9Us9pyCkoQ30Cg==
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

2026-09-17T09:38:03.854610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094601
observed 41fe24a62338f777e69d143369af023f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:03.836062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094601/manifest.json
observed 3d46a7d963067db4739b1a91bc1260dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:03.815435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094601/publication.md
observed 6e4877974667090410bf36196977fb2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:03.793421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094601/publication.txt
observed ac566c44e678b9da36c76a6d604bc7c4...
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.