OpenTechnical

OT-2026-000059851

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000059851) never changes.

Identity and time

Publication numberOT-2026-000059851 · never reused
Internal UUID01a0ae89-ec25-70e1-8836-18742d9d09b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059851
StatusPUBLIC

Content hashes

Canonical text05ea48471d515cb472cbe854c8df29239c7be61b400d9906b9fa37ab3d9036c2
Markdown19f184c552e445247d1f43c9b9d111ad0923719c3ebe482bc4f9b8ffaf25faf7
PDF
Publication page49322be289cac273354b524e61325487f6ec35e2b1f5ffe0a811da0daf37986f
Manifest7d673c535e8591d8a71f4372c08b24378717d97c228a1f1a49e5cc50bf147575

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
SignatureYTs9+kWBVIlSJgLFYJZk/oS1UQSUnv136vpC8Q7i4RxY6IRHYszC10mLrwsP41miYvPHr3Cwm7yz2OL2wsiEAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:36.169492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059851
observed 49322be289cac273354b524e61325487...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:36.149155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059851/manifest.json
observed 7d673c535e8591d8a71f4372c08b2437...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:36.130814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059851/publication.md
observed 19f184c552e445247d1f43c9b9d111ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:36.098851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059851/publication.txt
observed 05ea48471d515cb472cbe854c8df2923...
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.