OpenTechnical

OT-2026-000030964

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000030964) never changes.

Identity and time

Publication numberOT-2026-000030964 · never reused
Internal UUID01a0ae74-3fb6-7c14-a222-f64673bfb409 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030964
StatusPUBLIC

Content hashes

Canonical text75d95c708d052603e9fa40515fea576730d52ecb43bdc0b988ba6dd496006ba4
Markdownaae55bee3688a50b37bb00c0d7f38bd0b1271b2cf2353bdc1894daff97b06210
PDF
Publication page8af3a8b4f7a429ae74c995d5444ef9bce2f2c3517892d1c34fe31481096c08f8
Manifest2f3f1231bd1bf1dce12e72441ba09d6ff96cdfcfbefdbfd0145dc07570499776

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
SignatureYKoZ3wJb+yVywgNjDYA6bJoMh7lQAcnC1xQlJw5Wyxx8IzoNV+p8IISWfSDMXvlVnKvoKZM8KqoH+AYICtDEAg==
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

2026-09-17T11:36:58.071432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030964
observed 8af3a8b4f7a429ae74c995d5444ef9bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:58.048733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030964/manifest.json
observed 2f3f1231bd1bf1dce12e72441ba09d6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:58.029365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030964/publication.md
observed aae55bee3688a50b37bb00c0d7f38bd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:58.009681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030964/publication.txt
observed 75d95c708d052603e9fa40515fea5767...
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.