OpenTechnical

OT-2026-000047429

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000047429) never changes.

Identity and time

Publication numberOT-2026-000047429 · never reused
Internal UUID01a0ae7f-3e58-7ab4-a53e-e748523889e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047429
StatusPUBLIC

Content hashes

Canonical text376515e0460f03637ba7933269a9bebc4f49dfcc29f80367e35921119ed01d48
Markdown260b946e8445e46218dfaca667e6bfff7773f47de650c2afd7a0ca384d40c50f
PDF
Publication paged0e07c5a5c4fd4ac01685fc045e4c97d45c0dbdebc154dc8623d66c03def33ce
Manifest024abe24a83a9c15b67aeccba5645f3adabaadba076e9098b7ae84be00367d51

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
Signature06xd6HnKqajuhjq5zrj8uyQO41sRfX7j5TBl4+2VZAq76GhWdFshgYjLC6IvnBEjI3+sk/IB9cTmcxXphR38CA==
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

2026-09-17T11:06:27.130659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047429
observed d0e07c5a5c4fd4ac01685fc045e4c97d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:27.111253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047429/manifest.json
observed 024abe24a83a9c15b67aeccba5645f3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:27.093578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047429/publication.md
observed 260b946e8445e46218dfaca667e6bfff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:27.075224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047429/publication.txt
observed 376515e0460f03637ba7933269a9bebc...
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.