OpenTechnical

OT-2026-000093092

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, 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-2026-000093092) never changes.

Identity and time

Publication numberOT-2026-000093092 · never reused
Internal UUID01a0ae9e-0910-7d14-98c7-14599533dff4 · 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-2026-000093092
StatusPUBLIC

Content hashes

Canonical text1061dca3e2dba531242963faf9386480a9dcef61da83d93f913330e75bf64fbd
Markdownd6893693e1e1f20bca6baefa06e4a67f3b31c8ed67426ff5ba3293cb47dfbf32
PDF
Publication page130f0b4ad514d007ffe35d65151d0d4e0f32819ac93a1b47efce70bdc3984912
Manifest0b72514d82a9d50665927bb5415ce6a9503910290ae5251aedab5731558e1bba

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
SignatureVse6HudCSNtUkpJeH3hk2iNtoa89joKfdsDE5DTIgmrRKEFyJkyPLnDpIVb11A4xAhQYQDHQ98o5vjrQJFMoAw==
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

2026-09-17T09:40:20.688176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093092
observed 130f0b4ad514d007ffe35d65151d0d4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:20.671704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093092/manifest.json
observed 0b72514d82a9d50665927bb5415ce6a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:20.652578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093092/publication.md
observed d6893693e1e1f20bca6baefa06e4a67f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:20.636533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093092/publication.txt
observed 1061dca3e2dba531242963faf9386480...
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.