OpenTechnical

OT-2026-000044875

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000044875) never changes.

Identity and time

Publication numberOT-2026-000044875 · never reused
Internal UUID01a0ae7c-911c-7545-af72-660c2dc3c76b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044875
StatusPUBLIC

Content hashes

Canonical text282f76907d56dbf9fd828b2a7637216a0709a2409679244a0658e12ce7cd05d5
Markdowna46d1dab07c5a99433b8b17030bb6bac0a79c38cc63a9d01a9294da52affbea2
PDF
Publication page16e94f5b48671e69d4bc97348b3bb9de35d14a19b4902d6089fff4d7aa7f0a36
Manifest53ff0097380dc0f62efbbcbaa99a5c9e018eda51182f103d73f10c0d7fd485d1

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
SignaturedoM8k5xD9II+SVWjFqvUvJq2HXxIBIMxn/Vrylkt2D+x/JTr09v45ifrleyb8Bp8+dOXzpOt4zgmKc9uW6UfCw==
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

2026-09-17T11:11:31.785128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044875
observed 16e94f5b48671e69d4bc97348b3bb9de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:31.768644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044875/manifest.json
observed 53ff0097380dc0f62efbbcbaa99a5c9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:31.752082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044875/publication.md
observed a46d1dab07c5a99433b8b17030bb6bac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:31.733131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044875/publication.txt
observed 282f76907d56dbf9fd828b2a7637216a...
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.