OpenTechnical

OT-2026-000094809

Publication integrity record

Three cup vacuum gripper, three zone face, six 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-2026-000094809) never changes.

Identity and time

Publication numberOT-2026-000094809 · never reused
Internal UUID01a0ae9f-2ded-751b-b745-202aeedec92d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094809
StatusPUBLIC

Content hashes

Canonical text6a1e9bdd3a1509165182e49e386420b0da5b24747ae76fc11d4a184cc35340cb
Markdown09def5ef1ba13ff9182ed2dcc5a4259a42768535c3a95e058be67f3faaee895f
PDF
Publication pagec4c04fb29bec9cdc06e4c18e1acb7490e4182b0ff67b8f6fe8ede69d5ba5220c
Manifest05832e76525c576b8d36c8f30afe53de59302d28b2cb638592b56096885e02da

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
SignatureLMZRGBHKZAy68w62FvtIRtuFGiw4zpyR8b+IMYySOz5TXVERzA5InvaZzHwt9m6cYosKoS4/axN0im3AUXLkCQ==
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

2026-09-17T09:37:12.282078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094809
observed c4c04fb29bec9cdc06e4c18e1acb7490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:12.266696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094809/manifest.json
observed 05832e76525c576b8d36c8f30afe53de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:12.250395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094809/publication.md
observed 09def5ef1ba13ff9182ed2dcc5a4259a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:12.208898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094809/publication.txt
observed 6a1e9bdd3a1509165182e49e386420b0...
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.