OpenTechnical

OT-2026-000005013

Publication integrity record

Bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, contact triggered on the face

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-2026-000005013) never changes.

Identity and time

Publication numberOT-2026-000005013 · never reused
Internal UUID01a0a92b-0113-7b75-9343-f4e719ba9cfe · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:42:42.966611Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005013
StatusPUBLIC

Content hashes

Canonical text949aaaf151a05373c66b173006291a78cae8c0e6295c2543a0ca4b0857c57c47
Markdown3d346ae042625ee1dc1dd1d9d0111e051b57419953a36b2a2cfe9c391abb6155
PDF
Publication page0eb0ca2c2e99df63e1ec26b8c2c3aa16149c8615bff8098bf178f95f21e570d5
Manifest8b1df78109f530966a68d0d969f158dac4e2fe17b4c64986b78d09e7fc39445a

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
SignaturevU97ABA/rDtzu0e/37yppn5U8n47LzB7DTH2FJD6smdaa0pIHzqeqmcITFMEq04AZ7bs3zwPfQwR13lRQsZ2Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:47:02Z
batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof
root e1b42dfa4cd0fb1e3e472afd2db961c2...

Independent retrieval

2026-09-16T07:50:24.945174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005013
observed 0eb0ca2c2e99df63e1ec26b8c2c3aa16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:24.931737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005013/manifest.json
observed 8b1df78109f530966a68d0d969f158da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:24.919084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005013/publication.md
observed 3d346ae042625ee1dc1dd1d9d0111e05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:24.906259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005013/publication.txt
observed 949aaaf151a05373c66b173006291a78...
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.