OpenTechnical

OT-2026-000082112

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000082112) never changes.

Identity and time

Publication numberOT-2026-000082112 · never reused
Internal UUID01a0ae97-4d93-7756-9763-4a2fee1478ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082112
StatusPUBLIC

Content hashes

Canonical text34a454d0eb7106e39edbf11937bff9130b2344b60b004070ca950fa1d9fac856
Markdown86f32d7c796f38ef1cc1f6196db2c82f8977661b7c51efc4d45c632b224d6b24
PDF
Publication pagecfbb52ef691a9ddd5472444d4b87e2295ba2186821cf341a9891a8046ee0dceb
Manifest5c3a73a16e2f315615cfb5207b9f1517956d6907f4cf09f4c4dd72bd667b6b35

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
SignatureUxGjaQq0koDpU7YTVObYpqqbkT4QDb2DjnlGWrA9/InccEve9bbze/wf+2i2x9F6MEnPIMtrdM29b5aXxMJzCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:55.419470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082112
observed cfbb52ef691a9ddd5472444d4b87e229...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:55.402325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082112/manifest.json
observed 5c3a73a16e2f315615cfb5207b9f1517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:55.384164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082112/publication.md
observed 86f32d7c796f38ef1cc1f6196db2c82f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:55.367398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082112/publication.txt
observed 34a454d0eb7106e39edbf11937bff913...
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.