OpenTechnical

OT-2026-000059463

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three 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-2026-000059463) never changes.

Identity and time

Publication numberOT-2026-000059463 · never reused
Internal UUID01a0ae89-8617-7cbe-a91f-35a9a57f9240 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059463
StatusPUBLIC

Content hashes

Canonical textf4cae4862c3fbb29c6a02ca4fc2bbdda49ab055818187d96b593bb30e1ca05e9
Markdown384027c1cb07465ecbdeed4d94e1817ec1911a90e477db41a8f4543a64a7d3a0
PDF
Publication page304066f7d827b547fdc978fc7e1dee0a61703b894a7c2c93f2b387f96569a848
Manifest45abf4acada633d9a1938a0664002f9b7400866a486ea7ff362c5bcb09b6df72

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
SignaturejH/kBkqv2ar/cyyvIrDdoDyYT+3HQJKYAe3RL0CMv0DF/g9O7HagM/TWVQoV1SWZ+cZxDiW8DjPi1mZ+LuKfDA==
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

2026-09-17T10:46:09.606176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059463
observed 304066f7d827b547fdc978fc7e1dee0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:09.590374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059463/manifest.json
observed 45abf4acada633d9a1938a0664002f9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:09.574506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059463/publication.md
observed 384027c1cb07465ecbdeed4d94e1817e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:09.558967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059463/publication.txt
observed f4cae4862c3fbb29c6a02ca4fc2bbdda...
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.