OpenTechnical

OT-2026-000024048

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line 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-2026-000024048) never changes.

Identity and time

Publication numberOT-2026-000024048 · never reused
Internal UUID01a0ae70-aed7-7c85-9620-636a8560f2d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024048
StatusPUBLIC

Content hashes

Canonical text49a08885e9f268283a2a1721e90758bdef0b71ee71865cae5ae31af45d30d709
Markdown78ad92007f18d55a9e00ca189f980fe4cd2717aa98efb289b7879fd01d30236a
PDF
Publication page8c3041908b2c4e07355d17a283a1ba1a7d5b44e0560f723ec72c2e9e5fef1af2
Manifest68c8ab07f130f0071cdaa25ae9c40a74f43803f2915463010439af8da7222708

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
SignatureCmoUD+YdVaEk+NhSxg7pakNrwgd6248Y6dxol5b9xj5kC3xxrF4L03EyBI363u5D1GbvBF8tQ+gA691KAQV0Dg==
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

2026-09-17T11:50:50.908560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024048
observed 8c3041908b2c4e07355d17a283a1ba1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:50.621910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024048/manifest.json
observed 68c8ab07f130f0071cdaa25ae9c40a74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:50.594405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024048/publication.md
observed 78ad92007f18d55a9e00ca189f980fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:50.563024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024048/publication.txt
observed 49a08885e9f268283a2a1721e90758bd...
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.