OpenTechnical

OT-2026-000092706

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, 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-2026-000092706) never changes.

Identity and time

Publication numberOT-2026-000092706 · never reused
Internal UUID01a0ae9d-b5ff-734f-97ba-ced4197e76a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092706
StatusPUBLIC

Content hashes

Canonical texte3d0a3b7f9dd81093a0017c7550fff88cc96d07121cc58d519da4c8ea28c274e
Markdown17a44f9256c5c2425db8d72fba166b6b57f293430ce24cf08becdc623a5ba3ee
PDF
Publication pagee27bfef1eb8a832a4edb1ef4f628f83ddbf6348d1d438912c73b4b093218943f
Manifest7d3e48ce23b588e608525f0d4319e198434b3393c3241a69f3dd433c46c186bc

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
SignatureQ/iJlCOXHV0ynYYE2CJP+K4I8loZYqpkjcOTRQYW/h7greDtRHSKh4TuRmT7k2lXRkLUDsR5IouNWUwFArgTCg==
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

2026-09-17T09:41:19.635054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092706
observed e27bfef1eb8a832a4edb1ef4f628f83d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.615054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092706/manifest.json
observed 7d3e48ce23b588e608525f0d4319e198...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.594509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092706/publication.md
observed 17a44f9256c5c2425db8d72fba166b6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.575916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092706/publication.txt
observed e3d0a3b7f9dd81093a0017c7550fff88...
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.