OpenTechnical

OT-2026-000093012

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, 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-2026-000093012) never changes.

Identity and time

Publication numberOT-2026-000093012 · never reused
Internal UUID01a0ae9e-090f-7b6c-bb48-8530e2198c5f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093012
StatusPUBLIC

Content hashes

Canonical textae4a4cf97c1666696ccfdec11b22b2210218bf201c7410902fa5ce4af27fd2fe
Markdown3593df1d5b931e8f21192befecf5cbc316975921c9d63394ad8295892f7ddc90
PDF
Publication page205ac55857df58cf4cc514b189e95866a75bfc64192e052e33ad370f11896b04
Manifest675d62d9b7d7c62053bfd694c033c6af081e1cd7a4d804a0c700fd3401d453f7

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
Signature3qPcxwDDZ4DxA6+E6FAVTyu6wp366/FkwFWUBk3JbO7mJqWcjuyL+XTwBuRdIvXhdoEZYdNMm5wS+Gp6Rh0pCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:13.235433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093012
observed 205ac55857df58cf4cc514b189e95866...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:13.218124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093012/manifest.json
observed 675d62d9b7d7c62053bfd694c033c6af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:13.201385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093012/publication.md
observed 3593df1d5b931e8f21192befecf5cbc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:13.183490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093012/publication.txt
observed ae4a4cf97c1666696ccfdec11b22b221...
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.