OpenTechnical

OT-2026-000022393

Publication integrity record

Six cup vacuum gripper, six 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-2026-000022393) never changes.

Identity and time

Publication numberOT-2026-000022393 · never reused
Internal UUID01a0ae6f-f4fd-7d4a-b8bc-27c70a79abf6 · 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-2026-000022393
StatusPUBLIC

Content hashes

Canonical texte4a65a36ee9d225412bcab9ae8c6f21faa2ec8016d1090ab00e1b2400c6071c6
Markdown7b02adae6b3a0af1efa3eda2f58d47c879551ce13025996c910d729f31eb48db
PDF
Publication pageea7fbdf23a66c8b3537998b37c9173c3b641ff335bf33cf85738b54019c210b6
Manifestf9aab804cf217b71272baf20b3080c6697ac94ddb8af1e89202eb54f5b6e7aee

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
Signature0z1he5sS/3NvSfn7k1BbQZx2wZMiuvN+7kIR1SdNYAspAxTDdATa9SBxQoJZ7MBYI/lywcuRcf3zIhNphC7ZBA==
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

2026-09-17T11:53:46.359333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022393
observed ea7fbdf23a66c8b3537998b37c9173c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:46.341784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022393/manifest.json
observed f9aab804cf217b71272baf20b3080c66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:46.324463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022393/publication.md
observed 7b02adae6b3a0af1efa3eda2f58d47c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:46.306687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022393/publication.txt
observed e4a65a36ee9d225412bcab9ae8c6f21f...
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.