OpenTechnical

OT-2026-000083793

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, 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-2026-000083793) never changes.

Identity and time

Publication numberOT-2026-000083793 · never reused
Internal UUID01a0ae98-0417-75bc-ab63-3ea83f90222b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083793
StatusPUBLIC

Content hashes

Canonical text7da400ff2474563371bd4a073f5788b2b836d77a6eb2cad905bf68dd7341b607
Markdownbc368ae18af34c1140bebbd20507eb520e1013ced0ba9237a066b1fb1e671698
PDF
Publication pagee9ee415cf03abdc7fc34c4393bc62ba5736d3946082d305cf9e320f6ea4ade18
Manifest362f1938cfd701eae20e35b0ab1e3d6ecad4f6a281df79fa0d6f6ec31a15f0ca

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
SignaturetxJY0udUagOz+d3rOmPrJ3dpx4yOsxDaV2MQO6lU+yPibX4rp/pSsmywQjeqcSAGb8DXRp5RPLMB5IJ0BdI0Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:57:26.343131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083793
observed e9ee415cf03abdc7fc34c4393bc62ba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:26.327358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083793/manifest.json
observed 362f1938cfd701eae20e35b0ab1e3d6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:26.310503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083793/publication.md
observed bc368ae18af34c1140bebbd20507eb52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:26.294145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083793/publication.txt
observed 7da400ff2474563371bd4a073f5788b2...
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.