OpenTechnical

OT-2026-000074384

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000074384) never changes.

Identity and time

Publication numberOT-2026-000074384 · never reused
Internal UUID01a0ae93-7179-7a46-9882-ef4fff28e9eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074384
StatusPUBLIC

Content hashes

Canonical text6a2c168b2a6a894eb963f5213607ab504f159d84df5701e354cdca7293e96f81
Markdownf6151ef20c1a4f485e43b1799a2a1680628a5478b997edcd4a38f2bedc539b35
PDF
Publication pagec9b580c96398c22f021541c1506cb48e10cfcc7d5c6ef3afec08f1d26ed4f95e
Manifest98bf2d84af6ebb01c9bba5dcfc713b54d3e8c6c26bbed3ef627a07de2f660d6d

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
Signatureo6AJ8QZmgXY/LfwsexX+/BMyDb5NHWHmxDZGkIfd/kz1xnKGU2Oy0BPEcubYbwmGwNMO9ZC+DxIBFrdlpB3lCw==
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

2026-09-17T10:19:19.109583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074384
observed c9b580c96398c22f021541c1506cb48e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:19.091839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074384/manifest.json
observed 98bf2d84af6ebb01c9bba5dcfc713b54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:19.074055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074384/publication.md
observed f6151ef20c1a4f485e43b1799a2a1680...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:19.055187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074384/publication.txt
observed 6a2c168b2a6a894eb963f5213607ab50...
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.