OpenTechnical

OT-2026-000032632

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000032632) never changes.

Identity and time

Publication numberOT-2026-000032632 · never reused
Internal UUID01a0ae75-1070-757d-a716-90a8f589ad58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032632
StatusPUBLIC

Content hashes

Canonical text18d7bc366eea11a895f400d1a8010e12ccf36d022f0229192462bdda0e4178bd
Markdowne0b954ca2f830e9c77bbb15902d0990fbf596c266402afcdb2a5e2ce6c74b1c6
PDF
Publication page99e73270a390015c44009401eec8bfde58a2ebc69bdabf628e1e627a88767926
Manifest47523b7009dd793ad47d2bd587a1082601c1a589555f9f7e66f85182be4f7f4d

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
SignaturejGVSNalTs+8F0rqmduWPowpCZRM7tg+eZiBfVSQgA3vNURYBqqpwYixzrdcFFxP6/I/dQDzYkNYmiUhF+Z7lBg==
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

2026-09-17T11:34:13.283981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032632
observed 99e73270a390015c44009401eec8bfde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:13.268184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032632/manifest.json
observed 47523b7009dd793ad47d2bd587a10826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:13.250902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032632/publication.md
observed e0b954ca2f830e9c77bbb15902d0990f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:13.234553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032632/publication.txt
observed 18d7bc366eea11a895f400d1a8010e12...
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.