OpenTechnical

OT-2026-000047285

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000047285) never changes.

Identity and time

Publication numberOT-2026-000047285 · never reused
Internal UUID01a0ae7f-3e56-7da0-82f4-59775db2941b · 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-2026-000047285
StatusPUBLIC

Content hashes

Canonical textbd79654018ffd7bf1995dc18a4786435678497417ef48820368097382408bc4d
Markdownac44bd89e58ec6a75eec6bc05d767821fa498910d580e14ba24b157f7af8e724
PDF
Publication page812e1451291b20cb555b3b31d21cd9cf993dd09145ed2e03b7d4cdf0719d2f17
Manifest0e474b22a4cf9b526ec8fde35fad173e14b7ee407455d30aad2fb4aa2fe90f81

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
Signature60cPH5GKIaCrE2bJ4y59GiFS+TDa249P9HSDp/2dkM+TWeJ6wtEbmL+twG47zjs2FRFKlnQ3McMSPu/WpZd7BQ==
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

2026-09-17T11:06:15.472460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047285
observed 812e1451291b20cb555b3b31d21cd9cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:15.359215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047285/manifest.json
observed 0e474b22a4cf9b526ec8fde35fad173e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:15.338342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047285/publication.md
observed ac44bd89e58ec6a75eec6bc05d767821...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:15.319737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047285/publication.txt
observed bd79654018ffd7bf1995dc18a4786435...
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.