OpenTechnical

OT-2026-000006011

Publication integrity record

Vacuum cup gripper, four outlet manifold, plant vacuum fed, contact triggered, vented after 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-2026-000006011) never changes.

Identity and time

Publication numberOT-2026-000006011 · never reused
Internal UUID01a0a94c-332c-7349-bebd-61e71cf56eca · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:18:58.479137Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006011
StatusPUBLIC

Content hashes

Canonical text7a2d224b8e472ecf411d915934edcb5f6ffebe82cb852c1698c04f506fc1861c
Markdownd97155a33d7ec5a5f6713799c11c3325ceff1d34f9a032889cfdd2d99e981d19
PDF
Publication paged36724581238d72411d78644b5346174fc958dd5e831f4a156f4a3b331a086a9
Manifest3ee7da65e4ac1d544b24eabca49907621c436cf1912f8552c48d59a1bd06aa4b

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
SignaturezUJTJ3OnwA1qIYTNbcIoju+NkM1jog60PQUMmVV5gKVuSLjhuIaNE3BkXeCjHYG4jfZUgJ/718IYkyJ8k72YDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:05.948083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006011
observed d36724581238d72411d78644b5346174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:05.932145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006011/manifest.json
observed 3ee7da65e4ac1d544b24eabca4990762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:05.912023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006011/publication.md
observed d97155a33d7ec5a5f6713799c11c3325...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:05.897974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006011/publication.txt
observed 7a2d224b8e472ecf411d915934edcb5f...
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.