OpenTechnical

OT-2026-000032084

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000032084) never changes.

Identity and time

Publication numberOT-2026-000032084 · never reused
Internal UUID01a0ae74-bad3-724b-aad4-62f2797d113e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032084
StatusPUBLIC

Content hashes

Canonical text8eda9a0146ab248ac3e14527702bf7b35e9c8f3f8747ae0029cdefb744f3df53
Markdown3bc4035cbd61d560210cf4dc814d812e86dbac72b92e2c230fda7388566c457f
PDF
Publication pagefe37e33946ecf8cb0ec2229f52da7d30d9e405639ed2cfe6e0d8d81b86b4ba05
Manifestd9c9a1d4f1dcb1e3b57ebe37e6dd66949115d2163020ffd7926d3d37b420d350

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
SignatureOtspeD8SFFXbISzMrpTblb3srqAxRGvB8980LTffqA3d3OyP/i1bvst4YSXHxVXhv8hDDXAnfnc+dZ5m+SvsCw==
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

2026-09-17T11:35:30.451002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032084
observed fe37e33946ecf8cb0ec2229f52da7d30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:30.432593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032084/manifest.json
observed d9c9a1d4f1dcb1e3b57ebe37e6dd6694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:30.415011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032084/publication.md
observed 3bc4035cbd61d560210cf4dc814d812e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:30.397985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032084/publication.txt
observed 8eda9a0146ab248ac3e14527702bf7b3...
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.