OpenTechnical

OT-2026-000048465

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000048465) never changes.

Identity and time

Publication numberOT-2026-000048465 · never reused
Internal UUID01a0ae80-4de5-7053-8ae5-a1ac2a2645de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048465
StatusPUBLIC

Content hashes

Canonical text12cc0a11ff66396897b3dba1e51683677427d46034bf645b073e6b3ab30ebf49
Markdown0980bd38f1eb910be0471754a4de7975262e3573d1f7411f635a07604fd89f84
PDF
Publication pagebd5437194c9d96d7a69a7d6ed0eaa2eb60db6983d27fd93e27b5cd5f9996c9c4
Manifest92dde71b4fc5c0e8da9fb5ed482d485d42f20c0235bc316ba4e277bafff9d5f8

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
Signaturey1KB8xzKcLNVLOZfEbjCdDii4JRPIe3m+JWKF98nTSCt0q8b39z1jpgjPCSQcoLKdnde0s0nXUkm5vfDBrcTCA==
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

2026-09-17T11:05:07.590132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048465
observed bd5437194c9d96d7a69a7d6ed0eaa2eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:07.569342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048465/manifest.json
observed 92dde71b4fc5c0e8da9fb5ed482d485d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:07.549463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048465/publication.md
observed 0980bd38f1eb910be0471754a4de7975...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:07.529849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048465/publication.txt
observed 12cc0a11ff66396897b3dba1e5168367...
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.