OpenTechnical

OT-2026-000024113

Publication integrity record

Four cup vacuum gripper, four outlet manifold, 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-2026-000024113) never changes.

Identity and time

Publication numberOT-2026-000024113 · never reused
Internal UUID01a0ae70-e8c7-7924-9370-132f02994258 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024113
StatusPUBLIC

Content hashes

Canonical text1904eb224e769001ded2afab6446f9105b67a96e15f6e646c361efb25af7a31b
Markdown1830a0388cee2e9a93b8a20a7e78ee72c13f8e2d1646d86b74ec476acc2acbac
PDF
Publication page86179973727340abc544f55118e9fe38406ec219ea76b0006dc72f8212bb606b
Manifest4499dcb60ae06a664494a1eec794dfbab8d4b02d144e486ec5a5813528feccbe

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
SignaturejmKOqXxOc8XYnL26xAtSl7WQMzey4YXu3TPUxuS5yjRP768pd7YhvX+ZnG56Qs15u2po6JE8ouu2AFvSRBbXAQ==
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

2026-09-17T11:48:32.310831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024113
observed 86179973727340abc544f55118e9fe38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:32.294576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024113/manifest.json
observed 4499dcb60ae06a664494a1eec794dfba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:32.278091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024113/publication.md
observed 1830a0388cee2e9a93b8a20a7e78ee72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:32.262335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024113/publication.txt
observed 1904eb224e769001ded2afab6446f910...
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.