OpenTechnical

OT-2026-000098354

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, 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-2026-000098354) never changes.

Identity and time

Publication numberOT-2026-000098354 · never reused
Internal UUID01a0aea1-e965-72b1-ac20-79e59841f060 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098354
StatusPUBLIC

Content hashes

Canonical text2c751b6fb88768c91918b4cbe132d6fbee14e40cdea93514c0b4dadf81d7a54d
Markdown495a35e70d1aec3747889e316e0e67bd509b71cce966082548872fec33bedd99
PDF
Publication pagebd4845325bd8d65de3f3a945ba6d2de0ab0e7194770644bdea837d78b064b7b6
Manifestd084c3b88ac1190b93e4d4d7d526751d6fe5aabdb4b635eb644539bb0f92d66e

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
SignaturersgxdHaGAW+ujyEi2HQu0yqyrotGP7WVPQIdLM4iP6gklAyl8EmQkV6JmVVh+4zqH8bmk4JeuoOpMiXoNWqXBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:34.504545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098354
observed bd4845325bd8d65de3f3a945ba6d2de0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.487211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098354/manifest.json
observed d084c3b88ac1190b93e4d4d7d526751d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.467838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098354/publication.md
observed 495a35e70d1aec3747889e316e0e67bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.449272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098354/publication.txt
observed 2c751b6fb88768c91918b4cbe132d6fb...
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.