OpenTechnical

OT-2026-000097414

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, supply line 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-2026-000097414) never changes.

Identity and time

Publication numberOT-2026-000097414 · never reused
Internal UUID01a0aea1-55b2-7657-ae06-e35fd649c885 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097414
StatusPUBLIC

Content hashes

Canonical text350b5cefae694b94141eccb6529d86b2a29b0ec9afcf9ab41fc893cca4559085
Markdownbe55840692f154fdd12e3287183688c5b05bb419112a609d26fe7a950f697b86
PDF
Publication page644399b178b15fe9c4d44862138927d359e0df648c614faa700e671ffad0e5f5
Manifest1faaac6dafb4960679c3ed7287f1589d2fe9521c5b07c0c7daedfa13b34fa117

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
SignatureW0fvGIZYLUHGn0XV315LSg72Xw65qrop2Avu3igE+APQEkrDCwnJ7AjrN2UtD7b9h9CuQqReLWUYS3QqSJIYCA==
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

2026-09-17T09:33:15.894418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097414
observed 644399b178b15fe9c4d44862138927d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:15.782760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097414/manifest.json
observed 1faaac6dafb4960679c3ed7287f1589d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:15.764902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097414/publication.md
observed be55840692f154fdd12e3287183688c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:15.740691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097414/publication.txt
observed 350b5cefae694b94141eccb6529d86b2...
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.