OpenTechnical

OT-2026-000022765

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, sustained blow-off before set-down

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-2026-000022765) never changes.

Identity and time

Publication numberOT-2026-000022765 · never reused
Internal UUID01a0ae70-46ea-79b3-b9f8-c9c9f0ba8974 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022765
StatusPUBLIC

Content hashes

Canonical text3129f16b86b79d2039ff9169c6950b68666ecb576e1b1d5511828c1bce4f9eec
Markdown311afaf4c3ec61448d3a3bcc1b6fefe71ba675fecd6610e77c7e2395e98d1fae
PDF
Publication pagec3bfa9d2e7ddb25422c9d7fce1002b65ab451493667e145eff2d7b6139307f2d
Manifest2dfd803b8245383b92f7cacb48c42142f90c168191fe78ca5143409e00fb1894

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
Signature4YGdV3bc5gT79zUnipzvEin4JQwZdmC1aHcL4Tsd1H9//QthkN6s3jCyNQDyfu9fysu9eZVlP/2K+aPVT2NkDw==
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

2026-09-17T11:52:16.727601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022765
observed c3bfa9d2e7ddb25422c9d7fce1002b65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:16.710720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022765/manifest.json
observed 2dfd803b8245383b92f7cacb48c42142...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:16.692566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022765/publication.md
observed 311afaf4c3ec61448d3a3bcc1b6fefe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:16.673491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022765/publication.txt
observed 3129f16b86b79d2039ff9169c6950b68...
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.