OT-2026-000067479
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000067479) never changes.
Identity and time
| Publication number | OT-2026-000067479 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-6bd9-75d3-b050-9ad5a83f90b7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:29.998864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067479 |
| Status | PUBLIC |
Content hashes
| Canonical text | a6ccb57879f23589624a9c86b6d42d75821eb0c5e6e2ec57db9a23142a4f7ca4 |
|---|---|
| Markdown | 4de1d5400e7e651a3ba65daee717aa871e94040d4203114a1661fab222235d8a |
| Publication page | 240abebca622e76884f484106ff7f590a97bd5bee70a7edaf0e3f16fd29ee68f |
| Manifest | 6063be36e88c464114700e4694c831b1d57e23e92e6f0e01379c25d287e5fbdb |
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 | AxcNrOIliIbIg+oNxqzXnY3Qk9rYB9mGYuJmkcOKiDYQLiARThis3CyD66Hhtah4b+xvRZIyRoLzItBsWLAZDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:31:41.374312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067479observed 240abebca622e76884f484106ff7f590...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:31:41.357016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067479/manifest.jsonobserved 6063be36e88c464114700e4694c831b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:31:41.339909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067479/publication.mdobserved 4de1d5400e7e651a3ba65daee717aa87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:31:41.322621Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067479/publication.txtobserved a6ccb57879f23589624a9c86b6d42d75...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. |
|---|