OpenTechnical

OT-2026-000095939

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000095939) never changes.

Identity and time

Publication numberOT-2026-000095939 · never reused
Internal UUID01a0ae9f-fac8-71bc-9c70-c652bad17a68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095939
StatusPUBLIC

Content hashes

Canonical text09946ed5e09355dae6e3c400021652d297753f7499488315de06014a01ede658
Markdown713fd44cedd1c37aaa6a6b79c6befa87e58e584066824dc228c869e5e403ad8d
PDF
Publication page427269e23ff6bcf97f6063044efe980e6abfae5ac78291c13187b96d32972701
Manifest44f488c9552b1979405adf0d4a598e170300396e8f60ebe6500b3339d6db8011

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
Signature8yvel0emygG+W/cvRwDzUnjgvriK4dRwxIFeB9+y9/luEhgMTVtkipTltcCPTe1VzG/gZYgUEIxaMulr4dOoAA==
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

2026-09-17T09:36:02.895938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095939
observed 427269e23ff6bcf97f6063044efe980e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:02.878145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095939/manifest.json
observed 44f488c9552b1979405adf0d4a598e17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:02.860395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095939/publication.md
observed 713fd44cedd1c37aaa6a6b79c6befa87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:02.843925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095939/publication.txt
observed 09946ed5e09355dae6e3c400021652d2...
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.