OpenTechnical

OT-2026-000010975

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, vented after 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-2026-000010975) never changes.

Identity and time

Publication numberOT-2026-000010975 · never reused
Internal UUID01a0ae6c-540e-72e5-825e-20cf3e0f76a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010975
StatusPUBLIC

Content hashes

Canonical textc26e99c0f62bacd4d21ed1a2f916eca824329098079b8a88a53a6934b902b239
Markdown424d2aa5868ecf7cd64cf47aea0a689ce8c76907181cdd6c8f5e56f6246fdb67
PDF
Publication page732418b35c5ebdd111bf30b41816f5105e61575c83883a9a1d8fa0e449c38907
Manifest8b9ec128121e95b0ac40ec2b50342ce637565f16bedccc0ef121bcadea0e7da7

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
SignatureMhcwFC5/OfhsvK+NJMohNKex1/cqthAXoHpTU8u6w/OnDXbkBx/bQJSmdaLZgBctTSN87OexFoT07CYDIapxBg==
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

2026-09-17T12:13:46.604126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010975
observed 732418b35c5ebdd111bf30b41816f510...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:46.585882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010975/manifest.json
observed 8b9ec128121e95b0ac40ec2b50342ce6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:46.568099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010975/publication.md
observed 424d2aa5868ecf7cd64cf47aea0a689c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:46.549139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010975/publication.txt
observed c26e99c0f62bacd4d21ed1a2f916eca8...
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.