OpenTechnical

OT-2026-000032234

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, pulsed blow-off after 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-2026-000032234) never changes.

Identity and time

Publication numberOT-2026-000032234 · never reused
Internal UUID01a0ae74-f7a7-77a1-986a-ec396c9c5b13 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032234
StatusPUBLIC

Content hashes

Canonical textcc72cd61f4e55f6995a28800a66506deb9a083eceb27d3441d40c5c0597203d8
Markdown7b0497653d5aab3ca673f106243a268b22d8fc1b9396e041376cd06d7bf743eb
PDF
Publication pagef54b11f93ab568215aa56d498a6acd29a7efbb682542d3f6beab4a3e88af458b
Manifestdcd15b382271c54c1160a10a158622dc106705f32b9a65f2e2ce360d56d10001

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
Signature2gm5u+tceHF9daadeCg8uF+eGpiiOlk7EHwt8gzbyQFq1wa1yEEqQlc0hQ0OZbFyoUqUPFmhzCLioAcwwwo/Cw==
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

2026-09-17T11:34:35.246565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032234
observed f54b11f93ab568215aa56d498a6acd29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:35.227836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032234/manifest.json
observed dcd15b382271c54c1160a10a158622dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:35.210069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032234/publication.md
observed 7b0497653d5aab3ca673f106243a268b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:35.191197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032234/publication.txt
observed cc72cd61f4e55f6995a28800a66506de...
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.