OT-2026-000048185
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000048185) never changes.
Identity and time
| Publication number | OT-2026-000048185 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de2-7e71-8b45-b67180dfc14a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048185 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a41dbee49388f1485381b1cbf4fc34bf2d8d70e6c70c7901d9b4999c4d3830a |
|---|---|
| Markdown | 85dc1f67885ec2f5800046524ff37b35606211f11b0dfd874970009f58b46071 |
| Publication page | 916e5aa6f7a89ca57af06f701e9187f02b6d4c4ee5e723632833b653a83ad607 |
| Manifest | f50f38dfa6c43a7a9b47680bd472d0c91ce8659f19493548c4a0f739274dca52 |
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 | RGJasgFEcgia3DLxGuJYpNqLQXZM8tC7w8XbG+0qVntnUDs9KGPnADSjm2/DoYb7FtSrUX8nu9mvFYjmEFzvDg== |
| 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
| 2026-09-17T11:04:43.459607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048185observed 916e5aa6f7a89ca57af06f701e9187f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:43.440424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048185/manifest.jsonobserved f50f38dfa6c43a7a9b47680bd472d0c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:43.422305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048185/publication.mdobserved 85dc1f67885ec2f5800046524ff37b35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:43.403833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048185/publication.txtobserved 9a41dbee49388f1485381b1cbf4fc34b...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. |
|---|