OpenTechnical

OT-2026-000076765

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000076765) never changes.

Identity and time

Publication numberOT-2026-000076765 · never reused
Internal UUID01a0ae94-b06f-7e1f-abc8-880243636f83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076765
StatusPUBLIC

Content hashes

Canonical text382c077e463cc0e9b8fd6eb3753df632339dc3259413fefbddf26e3d223b6b37
Markdown4aa1b3f381c2a8b94c9493ede2fde30857ba475fb0c60ed51673295c26251d31
PDF
Publication page2bf8a7ebc7b772b6d42e263a34bb44b381cedb2b9a70c75cb90b01cda0159f66
Manifesta6f3261caeefadca274407aa2916966a891e793da27c8f86a04acd97e7687521

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
SignatureqcQAv7eOcIVZ55cF/+Tyn4c/tucZAcP8TePN832KfReWB8qd4q0f0ay+BcJxIJO/h0Qj7NWc5YOr+OxJWkgfBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:09:37.468095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076765
observed 2bf8a7ebc7b772b6d42e263a34bb44b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.449195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076765/manifest.json
observed a6f3261caeefadca274407aa2916966a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.430043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076765/publication.md
observed 4aa1b3f381c2a8b94c9493ede2fde308...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.408057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076765/publication.txt
observed 382c077e463cc0e9b8fd6eb3753df632...
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.