OpenTechnical

OT-2026-000019424

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000019424) never changes.

Identity and time

Publication numberOT-2026-000019424 · never reused
Internal UUID01a0ae6e-f393-7553-844f-76f9e44a5f80 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019424
StatusPUBLIC

Content hashes

Canonical text962bd179a798a99d2cd7cdf7f24fee8b5136775657a8968704f6f9eed0fdc3ae
Markdownb9d2826c4a78e1a54fb165a98af7d93e274805dfc158cf27ed6c4623d5eca142
PDF
Publication page41675196bb1c3067c1dd2b59b0c16148003afb87871acec91cc64ca850546894
Manifeste97ab9d4bd7f8c08735a7b46856da28975ef796fb046b26285a8785315827ae6

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
Signature4Kh7fkDpp2dzRAcceNzy/MNThQdOh224IJmkmhwjtmOUMkoQvat6/kmg544/9qU4kwmBu+wl8GeHhVoqltCqBg==
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

2026-09-17T11:58:49.033604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019424
observed 41675196bb1c3067c1dd2b59b0c16148...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:49.013139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019424/manifest.json
observed e97ab9d4bd7f8c08735a7b46856da289...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:48.993256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019424/publication.md
observed b9d2826c4a78e1a54fb165a98af7d93e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:48.974578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019424/publication.txt
observed 962bd179a798a99d2cd7cdf7f24fee8b...
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.