OpenTechnical

OT-2026-000099403

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000099403) never changes.

Identity and time

Publication numberOT-2026-000099403 · never reused
Internal UUID01a0aea2-c973-79be-ba91-9fff5fe4d218 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099403
StatusPUBLIC

Content hashes

Canonical textc6a5dd251cac24a5429697a2e22dd40fb11b289228b4e87585bc856023c56d65
Markdown14be884f32a4d8d6764ff56a8492783b391c4cb632648e5bf3b98276b464c747
PDF
Publication page6c6754f6b08077be72d494a4ca7cd31c03c9c639e5d755b73e93513c99533625
Manifest0e905d590b92103b08c9ff20bc298de3a64f7041e2f53c2aa0306e0773b70e86

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
Signatureup6/kX5Ta9exrfpz20P5KvgMh79Mj3fdAgbxS9d7bBVWGfCYjTutViqYzHzWYyA43zrWVkQzSYEtx5LtCezLCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:10.171598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099403
observed 6c6754f6b08077be72d494a4ca7cd31c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.152027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099403/manifest.json
observed 0e905d590b92103b08c9ff20bc298de3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.133444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099403/publication.md
observed 14be884f32a4d8d6764ff56a8492783b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.115005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099403/publication.txt
observed c6a5dd251cac24a5429697a2e22dd40f...
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.