OpenTechnical

OT-2026-000022350

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000022350) never changes.

Identity and time

Publication numberOT-2026-000022350 · never reused
Internal UUID01a0ae6f-f4fd-7024-b97d-7b8992562cc1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022350
StatusPUBLIC

Content hashes

Canonical text755cf4cd4a76d7b8b95da853b0bf5932dc892e7d6242001e816c8b5b6b02334d
Markdownfde47ad9da65af7d11a9abf512650076ccebaac9470d3df1035e5ecc492ca578
PDF
Publication page56d5c612e8a3940ad0f035ab415c55bca2d4a6f46c67332255a727c11de6c9e4
Manifeste4319d1a90c36c61ece123e14385710a437daa6ae2b84714f21e4fca57bb6413

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
SignaturePoqlYRIm2qVvGOBmReejT+MnsV8rZooZFzu4DtWaQVRfY3c/id7dVsam9GDXBc9jrhZJxqWtczhF1SVfaCjKAA==
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

2026-09-17T11:53:42.914210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022350
observed 56d5c612e8a3940ad0f035ab415c55bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:42.896556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022350/manifest.json
observed e4319d1a90c36c61ece123e14385710a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:42.879342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022350/publication.md
observed fde47ad9da65af7d11a9abf512650076...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:42.861371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022350/publication.txt
observed 755cf4cd4a76d7b8b95da853b0bf5932...
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.