OpenTechnical

OT-2026-000097097

Publication integrity record

Four cup vacuum gripper, four zone face, 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-2026-000097097) never changes.

Identity and time

Publication numberOT-2026-000097097 · never reused
Internal UUID01a0aea1-01c9-7680-ac5f-caf332c99a0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097097
StatusPUBLIC

Content hashes

Canonical texte2a5db4d5cd69603cfa4cf0bb10d66a9e2f802a7a278aa7311ca3da02f81cf18
Markdown1586e3bab1fb79a4b5272a2661668586878bc59880314d9874ed2618805c0e2d
PDF
Publication page6c31e800669a4d7b91deea1ab8ccafa7d14264ba1892a2d4bf92dd0dfbfa2f94
Manifest98c0fb9584f9314771381f5a15802f5c585a108bce925fa2205590069b5ec5c3

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
SignatureYdzBNyUN3vJv2HllcQeisJk3wjYxRpz5HSAYbAoY67O3nlEw2o3p1HJrkyOW9hrd0Ov9l+x7mJlUP3yZEGLTAQ==
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

2026-09-17T09:10:42.931844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097097
observed 6c31e800669a4d7b91deea1ab8ccafa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:42.913815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097097/manifest.json
observed 98c0fb9584f9314771381f5a15802f5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:42.894775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097097/publication.md
observed 1586e3bab1fb79a4b5272a2661668586...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:42.877707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097097/publication.txt
observed e2a5db4d5cd69603cfa4cf0bb10d66a9...
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.