OT-2026-000029080
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, sustained blow-off before set-down, on a tool changer
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-2026-000029080) never changes.
Identity and time
| Publication number | OT-2026-000029080 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9f-7557-823f-db01e15f55c6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029080 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7b6a7087a334bd5abb9d3d42d1222df2cad6ef9d365105009514f3d6c9802089 |
|---|---|
| Markdown | 469a9a4b28096151c5d76830f16d2dd49a080c33379627d2459caf7b9a2cafa9 |
| Publication page | 6cbba01e020987252cec62d3f345e6610c85d10dfd77b71c7ca52e04b9b560d6 |
| Manifest | 7c8bb0417be729aa035e8dd42d21b31a6f42c922ed624703a82a1ebe2e3e2d33 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | hy07CtDHuzobW0IIs64oIjxvaDgmiURcC4N3LvA+iHEbDEVbEOQHSs8Pc8nPJAACc6KwBxcFfiixKRZ95i3PBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T08:20:47.259644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029080observed 6cbba01e020987252cec62d3f345e661...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:47.242824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029080/manifest.jsonobserved 7c8bb0417be729aa035e8dd42d21b31a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:47.223917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029080/publication.mdobserved 469a9a4b28096151c5d76830f16d2dd4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:47.206754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029080/publication.txtobserved 7b6a7087a334bd5abb9d3d42d1222df2...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 archive | Pending 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 package | Pending Custody packages are produced weekly. |
|---|