OpenTechnical

OT-2026-000019969

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000019969) never changes.

Identity and time

Publication numberOT-2026-000019969 · never reused
Internal UUID01a0ae6f-1fb7-7714-bad2-b157eb1a222e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019969
StatusPUBLIC

Content hashes

Canonical text064c59e46fd6c7dfca4399003300b66d6d00cb8e837a9a2e0ae8f152625ad3b9
Markdownfacbac6792318b6acdedb890e317a010b290dc631611491d0bbd2c38d74f592c
PDF
Publication pagee00d43addd15d3d819d40c20dae0ce46a26ee45aca03240ddc1c2ee550c35911
Manifestc5e9d9c31aa886df4ec1ba6e3ffdb2eabf09291fc3a516df8785eb674ff95850

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
SignaturexLfuGXauD4mZd/MjlS4SywIQz8XrhWzaW1GJ+G7Sjj2A1yNhREsGrIBBr8Nqhrffh8c9J8APJ9dZFZqyTAgtDg==
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

2026-09-17T11:58:12.291621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019969
observed e00d43addd15d3d819d40c20dae0ce46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:12.275323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019969/manifest.json
observed c5e9d9c31aa886df4ec1ba6e3ffdb2ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:12.257147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019969/publication.md
observed facbac6792318b6acdedb890e317a010...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:12.238137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019969/publication.txt
observed 064c59e46fd6c7dfca4399003300b66d...
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.