OT-2026-000019607
Publication integrity record
Three bellows cup vacuum gripper, three zone face, two stage ejector, pulsed 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-2026-000019607) never changes.
Identity and time
| Publication number | OT-2026-000019607 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb2-710b-bf00-08cd406dbfbf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019607 |
| Status | PUBLIC |
Content hashes
| Canonical text | 277c407cb8813de79a6e4d733088333e0f6377722ccde7a0d865ec965ed845f9 |
|---|---|
| Markdown | a5c21b15cb6fbeba97495756463cc8c2d691a843d460c7c2af35dd09a83e7bbc |
| Publication page | d734aeafc8a0b9a25e2d589af3d4bf5bb3380f38a15b52a113ee9f22a3a4586f |
| Manifest | 841f320a4eb52b9c8aeabb5f83652e8259066c793f3ccf1724fff4bd6cd61c17 |
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 | FDz8B9OfK/0jVRL/K+MfVu+lrpolPvZrYYNr9lUiXVDVkyYyOJ959D8BK9klEYl7OzuOUBFRoKVRM5r+zAMNBA== |
| 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
| 2026-09-17T12:00:44.817167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019607observed d734aeafc8a0b9a25e2d589af3d4bf5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:44.800182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019607/manifest.jsonobserved 841f320a4eb52b9c8aeabb5f83652e82...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:44.782233Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019607/publication.mdobserved a5c21b15cb6fbeba97495756463cc8c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:44.764594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019607/publication.txtobserved 277c407cb8813de79a6e4d733088333e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:39.232227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019607observed d734aeafc8a0b9a25e2d589af3d4bf5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:39.209784Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019607/manifest.jsonobserved 841f320a4eb52b9c8aeabb5f83652e82...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:39.189974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019607/publication.mdobserved a5c21b15cb6fbeba97495756463cc8c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:39.166312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019607/publication.txtobserved 277c407cb8813de79a6e4d733088333e...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. |
|---|