OpenTechnical

OT-2026-000019366

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000019366) never changes.

Identity and time

Publication numberOT-2026-000019366 · never reused
Internal UUID01a0ae6e-f392-783e-9336-a81fbd9248af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019366
StatusPUBLIC

Content hashes

Canonical text48e5dafbdc270cd83b4a13fadc7e96b8fcc62cd6afa0792ed65716fe7c615f91
Markdown493b472c53341dea6aa6d0893b5156743198ef04894543793df45c2549908465
PDF
Publication page63874f25acf70e012d34708e139a65b46dcce7cc0d9cc443f58bf87cab30d136
Manifest9c6a044c1d8f5051310c23751a47164181804d6bf1f5659b42163534759cb244

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
SignatureqL77w8qaqIivKu60wZ+FVTmuq5Ef/BQM3cRVgp64CVw1uNBSDR6sG4RZ0RtKVCs8IOhoX3uG/vFPX7kkcHojDA==
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

2026-09-17T11:58:44.812517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019366
observed 63874f25acf70e012d34708e139a65b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:44.792715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019366/manifest.json
observed 9c6a044c1d8f5051310c23751a471641...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:44.774172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019366/publication.md
observed 493b472c53341dea6aa6d0893b515674...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:44.755848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019366/publication.txt
observed 48e5dafbdc270cd83b4a13fadc7e96b8...
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.