OpenTechnical

OT-2026-000004483

Publication integrity record

Vacuum cup gripper, per zone isolation, three stage ejector, sustained 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-2026-000004483) never changes.

Identity and time

Publication numberOT-2026-000004483 · never reused
Internal UUID01a0a919-8715-71bd-b42b-ddf3b3f60096 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:23:37.624095Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000004483
StatusPUBLIC

Content hashes

Canonical text9f5c7b44d5cf5037831d28582302f8ecbfe777260a0c25f3a8ae82d88685b93e
Markdown9043be5debfcba6f08bad287e0f697a4542f3c769c25cad37795ff3e44244e9b
PDF
Publication page3667d2c28d2c567e64006beb4d74df9ad414201f4e3b0b70fbd676ba88986ca4
Manifest8c655cb4a87026c2fce7226b2170a8804e3ef56de43cf493cdd1ec5d8ba2192a

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
SignaturegJZ321B1q9KH6/SoRZgT4GWcIkLgIdo55r16o7FA8C1gkZPGo9sNAdaRs0RIWkZd1nbBRQAFQnyGg5I94cQ9BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:30:22.682948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004483
observed 3667d2c28d2c567e64006beb4d74df9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:30:22.667851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004483/manifest.json
observed 8c655cb4a87026c2fce7226b2170a880...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:30:22.651506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004483/publication.md
observed 9043be5debfcba6f08bad287e0f697a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:30:22.635968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004483/publication.txt
observed 9f5c7b44d5cf5037831d28582302f8ec...
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.