OT-2026-000104287
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pulsed 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-2026-000104287) never changes.
Identity and time
| Publication number | OT-2026-000104287 · never reused |
|---|---|
| Internal UUID | 01a0aea5-3420-7fb7-bb27-915d7d10a58d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:17.519068Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000104287 |
| Status | PUBLIC |
Content hashes
| Canonical text | c5cf94fc18678b38d0c91991dbb84e391d3a7818af3d04749fa092201b6802c6 |
|---|---|
| Markdown | 077e4f1676afb3d5911a31ca79e5bd6563571f8b3a7d96068082d483eaa9174f |
| Publication page | 215d8073cd2ce93dfb2f77ba8f1ac5801b7b8e2bc46f045d7a7b7ef2424353e6 |
| Manifest | aa6980a3bca05f635d721593a41b0ef459b705bc1cfcc19fc3c28a0040316c40 |
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 | N1WL+EX0YbzrjkVGh8tx3aHJRaamDklBaip2vJGb3xKc42KXKFnZr84Ew8B1XkXAKS+xrLcfPgt609FQwcsZAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:20:24.539302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104287observed 215d8073cd2ce93dfb2f77ba8f1ac580...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:20:24.445337Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104287/manifest.jsonobserved aa6980a3bca05f635d721593a41b0ef4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:24.428020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104287/publication.mdobserved 077e4f1676afb3d5911a31ca79e5bd65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:24.410631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104287/publication.txtobserved c5cf94fc18678b38d0c91991dbb84e39...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. |
|---|