OpenTechnical

OT-2026-000066330

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000066330) never changes.

Identity and time

Publication numberOT-2026-000066330 · never reused
Internal UUID01a0ae8e-8dc4-715d-a41d-66f5a55148fe · 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-2026-000066330
StatusPUBLIC

Content hashes

Canonical textdb6656bbf9499116798cbb27bea5e71c028cf7476e2b2ca2c5cb12e38e8e761e
Markdowndc75841fb021aac4015bb258b79f228f09f50fa5717674b52e1c492162d7ebef
PDF
Publication pagef6fbb0930f38149cdcd0e3284e53003cded58cc0944e6e56a006b6866be2427d
Manifestc746275723434d78f1b790a238cea4e650e8f2e1bd40e77223bb45747950a688

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
Signature0y2WOdqKeE+N9OcCv0TQZBqJRaA5M4CxYg1syZoLK4wowR5spbSMTnoR9ym+dGAG2CJiJx9UUylS0EOn73GjBA==
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

2026-09-17T10:33:31.363772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066330
observed f6fbb0930f38149cdcd0e3284e53003c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:31.348868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066330/manifest.json
observed c746275723434d78f1b790a238cea4e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:31.333376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066330/publication.md
observed dc75841fb021aac4015bb258b79f228f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:31.316682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066330/publication.txt
observed db6656bbf9499116798cbb27bea5e71c...
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.