OpenTechnical

OT-2026-000093870

Publication integrity record

Three cup vacuum gripper, three 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-2026-000093870) never changes.

Identity and time

Publication numberOT-2026-000093870 · never reused
Internal UUID01a0ae9e-92c7-7488-8d5c-8024bad3938a · 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-2026-000093870
StatusPUBLIC

Content hashes

Canonical text4e3c66cc22cf8dd55630f66a09d9d9639a48b8db244384534eb27e0adc945988
Markdownc3f7a500d1577912d7728ef3e8ed57e23829e0068d00f0cc4ca78933e57ba796
PDF
Publication pageab0a66e021c850e2d38848a0d4c5868870290578dba8379e6eec74f54b6e55db
Manifest24282e2e24cfba858040c166f17ba0a06939791e4c45d4795a0059f3f01b51ab

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
SignatureEP/RawqS1lJ+EnQLzUqbsjWR6HE8hpXIDmY2zYJ0H963sCdW0PWi4nqX3WVuOcNaDj6cb4FeGW5+p2d0fHHLCA==
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

2026-09-17T09:38:07.851445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093870
observed ab0a66e021c850e2d38848a0d4c58688...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:07.835619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093870/manifest.json
observed 24282e2e24cfba858040c166f17ba0a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:07.817115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093870/publication.md
observed c3f7a500d1577912d7728ef3e8ed57e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:07.798998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093870/publication.txt
observed 4e3c66cc22cf8dd55630f66a09d9d963...
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.