OT-2026-000028960
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, sustained blow-off before 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-2026-000028960) never changes.
Identity and time
| Publication number | OT-2026-000028960 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9e-77f0-9b1d-98871d4bd3db · 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-2026-000028960 |
| Status | PUBLIC |
Content hashes
| Canonical text | 71cb843aa85db10d3bcad5bb3d9a58a241ea92ab84e24ae41c8086b370dad01d |
|---|---|
| Markdown | eb29d80d257ada793d61fedc71e449e3538a101215c689cd8d260f8bf5d857ee |
| Publication page | 1c520a0b0eda2823e9cbc1b7aafcc91c071fe6ec056a8c8669910b63d72089c0 |
| Manifest | a300a01948a6c09f1d279c375a66533cc4bbda48728a26f2a653cbb54bbbbfc4 |
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 | 0oWfjoWGTwWkJGWepJNUvZ6yTkRUZTPr4sJuFxJru44tmYl+QscyD9h+ZHkxhRkcYET31d/b7Op0h9eipGiGCA== |
| 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
| 2026-09-17T08:20:27.264849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028960observed 1c520a0b0eda2823e9cbc1b7aafcc91c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:27.247110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028960/manifest.jsonobserved a300a01948a6c09f1d279c375a66533c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:27.229369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028960/publication.mdobserved eb29d80d257ada793d61fedc71e449e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:27.210984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028960/publication.txtobserved 71cb843aa85db10d3bcad5bb3d9a58a2...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. |
|---|