OpenTechnical

OT-2026-000092401

Publication integrity record

Four cup vacuum gripper, four zone face, plant vacuum fed, 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-2026-000092401) never changes.

Identity and time

Publication numberOT-2026-000092401 · never reused
Internal UUID01a0ae9d-b5fc-7a63-acda-877d0d05f680 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092401
StatusPUBLIC

Content hashes

Canonical text9d579c6fe17d8de43fd3ae78c2b078ab6a17ee07f39ecdc0dae0444718bc4f65
Markdownb938f3d2c38ad229830eedea5f2e0191bec9acfd7096aa948227ef899a8dfc0c
PDF
Publication page3f7765c5acbfe4cba8dc5a6e77c95f409298b52888a9f9c708e6d4c0a27786a7
Manifestb16dd66220bd94839644b318b5d7a9f19459265be14d0c30b59631fb6e57d0eb

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
SignatureqbN55i+1BRDVJM9pgcaKBX1pi03k2lNSb/rrgZo4Fh9Waimp6R7nCZK8mhbVnAD9WIUDo7SA2F/ofAkCkWnfDg==
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

2026-09-17T09:40:56.956402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092401
observed 3f7765c5acbfe4cba8dc5a6e77c95f40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:56.938954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092401/manifest.json
observed b16dd66220bd94839644b318b5d7a9f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:56.921435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092401/publication.md
observed b938f3d2c38ad229830eedea5f2e0191...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:56.902008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092401/publication.txt
observed 9d579c6fe17d8de43fd3ae78c2b078ab...
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.