OpenTechnical

OT-2026-000093031

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000093031) never changes.

Identity and time

Publication numberOT-2026-000093031 · never reused
Internal UUID01a0ae9e-090f-7f6c-b33d-d99e8734df49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093031
StatusPUBLIC

Content hashes

Canonical textde8ae98244c96aee2ee3f9eacf21c7cd73576d36a40deb8eb2edd23bd0a20b7b
Markdown45b3fa3d8d141a4bd8f3f4ad277d78b815c2457cabab324aad2d1b4e835e489e
PDF
Publication page3b965acb9ce2667a9ed11f0eb8f9a007d6041a45d422f19384d853e2477a1cda
Manifestc3f5c2498a66cfe8a0e8bc28ea14c43c727534ad3c69d0ac162dd5169cf51ff2

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
SignaturezxyVZABkTneyXKIGrOpO/woz+QUVekfQzsRw3rcF88q2oo+Dx3bpFXQ38JGoMJOlwtcKOdIsNpgLmTjh05IrBQ==
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

2026-09-17T09:40:14.826421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093031
observed 3b965acb9ce2667a9ed11f0eb8f9a007...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:14.810894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093031/manifest.json
observed c3f5c2498a66cfe8a0e8bc28ea14c43c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:14.795575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093031/publication.md
observed 45b3fa3d8d141a4bd8f3f4ad277d78b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:14.779543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093031/publication.txt
observed de8ae98244c96aee2ee3f9eacf21c7cd...
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.