OpenTechnical

OT-2026-000097079

Publication integrity record

Four cup vacuum gripper, four zone face, three stage ejector, 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-2026-000097079) never changes.

Identity and time

Publication numberOT-2026-000097079 · never reused
Internal UUID01a0aea1-01c9-70c3-a249-d6064f0ea284 · 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-2026-000097079
StatusPUBLIC

Content hashes

Canonical text92a12f5620b782f7b954a7c9f7d8cddf27db6b9ab34edc610a156b23ba0ac4b8
Markdown2307eb3bdd6f3945b2df2a1c6dba8653217a6adbc6309b7307a6c5cfe2280e27
PDF
Publication pagef2c7855cd017be08501d9f53a5c44f5a9b841c21608c9e0c2ba8958a746d89dc
Manifest5f4cd5af6859782c641004cb781c743219fd43b748ff16f3a1110d29a823a763

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
Signaturerpe2dA4lfsZ0IPKaZYMamqWAU5NN+0C61w0kJQBYNjjd3RhVI28Hx2tYYx1x1iQSih8EMJBSXrLM2f6wrpSRAA==
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

2026-09-17T09:10:39.956978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097079
observed f2c7855cd017be08501d9f53a5c44f5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:39.937453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097079/manifest.json
observed 5f4cd5af6859782c641004cb781c7432...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:39.702955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097079/publication.md
observed 2307eb3bdd6f3945b2df2a1c6dba8653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:39.684028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097079/publication.txt
observed 92a12f5620b782f7b954a7c9f7d8cddf...
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.