OpenTechnical

OT-2026-000046333

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000046333) never changes.

Identity and time

Publication numberOT-2026-000046333 · never reused
Internal UUID01a0ae7e-57cb-7472-8408-4362e86ae5a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046333
StatusPUBLIC

Content hashes

Canonical text8e56a22c2696b773b744b156a330806e9c9f67428bc1125880ce171b0580b0a1
Markdownc0b1148ee5823cb234a37ef6c5f003e9dd961fadbe1ca82626b30aa1f4269660
PDF
Publication paged1efdbcead7ed235ed1ed9c31ef75254af71ceedab24a2e05cc061c2de328613
Manifest98ad414e694fbe1f25c8ae74047c78d131bb1c9825db7892da67ec653b81e367

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
Signature6IsthHQmIp+QFrg3rdrdpazP68v1bySrrUjZO4YA9NcDBHJIXVPaavhhVJFbNdpadXIsNjfpuSJ6dKCg/y4fDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:08:18.968702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046333
observed d1efdbcead7ed235ed1ed9c31ef75254...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:18.950162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046333/manifest.json
observed 98ad414e694fbe1f25c8ae74047c78d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:18.932077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046333/publication.md
observed c0b1148ee5823cb234a37ef6c5f003e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:18.913700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046333/publication.txt
observed 8e56a22c2696b773b744b156a330806e...
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.