OpenTechnical

OT-2026-000006485

Publication integrity record

Vacuum cup gripper, plant vacuum fed, contact triggered on the face, vented 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-2026-000006485) never changes.

Identity and time

Publication numberOT-2026-000006485 · never reused
Internal UUID01a0a95c-e482-7b38-92d3-7dc3584b568a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:37:12.453422Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006485
StatusPUBLIC

Content hashes

Canonical text86f4ada989f3ac4eae12acaa9bc0f0e97782a3bdd74674f8f7e32e367e686b06
Markdown2bb24100cc1ea41bbec240bad0de4e7abca550d7a9473b1c4f8450db7d387d17
PDF
Publication page4b0f197e951fd5a771ce5dc7a754a460e5cb002ba9343d11a0fa398f8c31baa5
Manifest31d10b7c9eba88803806cedfb5eeed07bb65ac1fd1de3c652ef56201d1e84cee

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
SignatureYaIzKpX1cUEvNgJ70tk6sfCBWfKWBfYgRvHL2r10JpkUtp1VjgQkqZLrQZ5k9MusLA5DIIDWCF1erwKDGT+xCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:12.207431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006485
observed 4b0f197e951fd5a771ce5dc7a754a460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:12.192892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006485/manifest.json
observed 31d10b7c9eba88803806cedfb5eeed07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:12.177494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006485/publication.md
observed 2bb24100cc1ea41bbec240bad0de4e7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:12.163180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006485/publication.txt
observed 86f4ada989f3ac4eae12acaa9bc0f0e9...
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.