OpenTechnical

OT-2026-000093961

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000093961) never changes.

Identity and time

Publication numberOT-2026-000093961 · never reused
Internal UUID01a0ae9e-92c8-73bf-b014-f37131bf9bef · 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-2026-000093961
StatusPUBLIC

Content hashes

Canonical texta35a4b1a5e62344b22cf0be748b28938a52b266df194180389dcbd16bbc210ab
Markdown07c9e89984261f4564b703059c6e5cf9560e7bdf2f5b1cc52d86d15ec49c2c3e
PDF
Publication pageb636612603892d0f47e3fe7115d8ad56f3042d2c0b8663ffc71cddbf6191154c
Manifest2442ed0ddf8c7e5c2a615aaea287b276e6604be64b94f2e581fa1d7a9bdc52f4

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
SignatureYNJrcIdmvofMirdVXJ2J5zNh76rJKoO9Y/juPpreWtOsOVvjbGL8AwztYTO6MOt3sQBF8JP3qtCoPCZsjl3OAg==
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

2026-09-17T09:38:21.453780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093961
observed b636612603892d0f47e3fe7115d8ad56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:21.433774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093961/manifest.json
observed 2442ed0ddf8c7e5c2a615aaea287b276...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:21.412861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093961/publication.md
observed 07c9e89984261f4564b703059c6e5cf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:21.394030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093961/publication.txt
observed a35a4b1a5e62344b22cf0be748b28938...
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.