OpenTechnical

OT-2026-000010725

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, vented after 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-2026-000010725) never changes.

Identity and time

Publication numberOT-2026-000010725 · never reused
Internal UUID01a0ae6c-0ee8-7950-bf5a-31a4790daa63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010725
StatusPUBLIC

Content hashes

Canonical text9026d0449ade01d65c0b22100b117ca70fe541d52577407dff59f88ca8a15b19
Markdown8ffed2418b0d3dcc24b7d1796032cbec37618b4f2bcd2f24945796cbc007ad6a
PDF
Publication page487321769c73ed1567308e9ce63c0ad15e85dbf5f593991e51c873103f7b819d
Manifest8fad8521b925604ad9ab1467b1a9c83a374a95754a6355d81f2a88ad5213b0ab

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
SignatureoSXaTO5f7LgaEQdl67McBux39E3HotEuEhmfNjtGsC/MHcyb418SkgUr8+h3pvDCssipcLJVKUSpknJK5FxSDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:14:56.983325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010725
observed 487321769c73ed1567308e9ce63c0ad1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:56.965441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010725/manifest.json
observed 8fad8521b925604ad9ab1467b1a9c83a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:56.946003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010725/publication.md
observed 8ffed2418b0d3dcc24b7d1796032cbec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:56.924878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010725/publication.txt
observed 9026d0449ade01d65c0b22100b117ca7...
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.