OpenTechnical

OT-2026-000044261

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off after set-down

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-2026-000044261) never changes.

Identity and time

Publication numberOT-2026-000044261 · never reused
Internal UUID01a0ae7c-39d5-710a-8d94-693b87eef8ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044261
StatusPUBLIC

Content hashes

Canonical text9642fce2678ba7120970ef96e6a5b558ed3775948e40ac654b7edeefd29f068b
Markdown6122f710e0cfcddfe030d019876fd35cef9b6985994f97d83e72aa6ec53e2b27
PDF
Publication page8f523929c5e3d8dc66c30ba52061095fa6d32f52a2189ba74eaa053caeee4f12
Manifest820d3db8a67855970b107464ea66a3b83cbf461f80710cb75004898b54403a32

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
Signature/LBNkirAqXIggIESkC6tEdw1plHJhZz1kvnYtUF6tb5vSUC0UXpvnBVnebB+oWqCV5z59DTSpMrB6qjTgzSADg==
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

2026-09-17T08:30:08.740772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044261
observed 8f523929c5e3d8dc66c30ba52061095f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:08.719520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044261/manifest.json
observed 820d3db8a67855970b107464ea66a3b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:08.578775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044261/publication.md
observed 6122f710e0cfcddfe030d019876fd35c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:08.552758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044261/publication.txt
observed 9642fce2678ba7120970ef96e6a5b558...
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.