OpenTechnical

OT-2026-000035835

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000035835) never changes.

Identity and time

Publication numberOT-2026-000035835 · never reused
Internal UUID01a0ae76-b4c9-785d-afed-bf28e8604b6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035835
StatusPUBLIC

Content hashes

Canonical text33ad5229506961149a79c7477091695625242113ac0142ee90a187d81cafa947
Markdowne5dc00a00570572706f02ffcc82db93a4eb241d2e5b6f3eafb8d74dadf1f17ce
PDF
Publication page1a883ba5ff9f5c29ab9b494c87561483961ce8f068e43840c73335e58bb50e88
Manifest0062f94a07ad8d65425800c6292b6282f2c1604cb140ef34dc1e7fb7c1625b06

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+vC1Y5Eit6UBcuKnNf0KGXqvpMLCH/6lUGVc1vxkV7Q1/8fRHNhdyqjGyITFhvHetg/XZVyarr6NIhBVmHuwAA==
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

2026-09-17T11:27:33.460719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035835
observed 1a883ba5ff9f5c29ab9b494c87561483...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:33.444203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035835/manifest.json
observed 0062f94a07ad8d65425800c6292b6282...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:33.426252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035835/publication.md
observed e5dc00a00570572706f02ffcc82db93a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:33.409000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035835/publication.txt
observed 33ad5229506961149a79c74770916956...
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.