OpenTechnical

OT-2026-000066297

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000066297) never changes.

Identity and time

Publication numberOT-2026-000066297 · never reused
Internal UUID01a0ae8e-8dc4-7fd3-be06-e556fe0daf93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066297
StatusPUBLIC

Content hashes

Canonical textc5dee265df3a406a84cf0871da729b5f21394e6efb04931e5ce98abbc73c30e0
Markdown6af64974f9c4f6a55346da559fae73ef0a89d88c60f014e1319796e15844e2de
PDF
Publication pageb2e1bf556a516de54d61d9006a519e6e92c1c6d8d098d483de7599f67ac3bc8a
Manifest59af7ced2c489e07245d31bf32f89a31ed7b43dfdae7b11fb700b2e6978e99e9

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
Signature5AAsdrYhU67Ey5SEzFunHIjDSyZEn0osfk6VjMVzpGscfaurmaPwCSZGDwoPjH53s9qNRbWkPIynQsiA5JBHDw==
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

2026-09-17T10:33:28.793037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066297
observed b2e1bf556a516de54d61d9006a519e6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:28.773770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066297/manifest.json
observed 59af7ced2c489e07245d31bf32f89a31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:28.755894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066297/publication.md
observed 6af64974f9c4f6a55346da559fae73ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:28.737412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066297/publication.txt
observed c5dee265df3a406a84cf0871da729b5f...
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.