OpenTechnical

OT-2026-000093910

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000093910) never changes.

Identity and time

Publication numberOT-2026-000093910 · never reused
Internal UUID01a0ae9e-92c8-754a-bce4-d69a93222406 · 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-2026-000093910
StatusPUBLIC

Content hashes

Canonical text7a6898724662b8d02f2998dea68781bafcf7225a4b6cd9d7b9a242569d1fdb82
Markdowne3b074d7f5a8b1cd88ae4a3833377ca332fc94d7fb977def5296e48b6f329b6c
PDF
Publication pagef958fb7115c109cef045ff0b5ff329b831bbffc3aabecad701eac99894b91e46
Manifest5df0b24d0d5b1a6ab879d459e521330d15b256489a4e7c2cc79cf44b89479f7f

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
SignatureqTRxgOR89Ds1jVbYCnqCruQrF5ABo1Ak6B0hJAl0kuRu6Em8TsZ5GkcfIuKjFehZF9icp/yNTbxv+aO99KOHBQ==
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

2026-09-17T09:38:10.768682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093910
observed f958fb7115c109cef045ff0b5ff329b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:10.752380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093910/manifest.json
observed 5df0b24d0d5b1a6ab879d459e521330d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:10.734629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093910/publication.md
observed e3b074d7f5a8b1cd88ae4a3833377ca3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:10.718301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093910/publication.txt
observed 7a6898724662b8d02f2998dea68781ba...
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.