OT-2026-000013830
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000013830) never changes.
Identity and time
| Publication number | OT-2026-000013830 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-7eef-a377-ff64170b0650 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013830 |
| Status | PUBLIC |
Content hashes
| Canonical text | fbea899e4d6970ef3ac045d35053e5ae8e5de7020b39b11602418f755c13df01 |
|---|---|
| Markdown | ba76be2eaace7a13c0a7cc97a0aaaff619a934dc496ad27251bf4065702828b8 |
| Publication page | 975bbbce6a1826f0160ebc15420736ce02a9fb743e2461a3c82d0bafbc0aef2f |
| Manifest | f42acb879df14217c19c1c3f53085aaa0c2cf670a8c2593673b80f6694bb63c4 |
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 | zNZHM/LbHoIOXaPKeDblyq6Vy81QOt/DSWAhdWv5ygaMQbRUKCIgfRLUKtoTRvT3xir+zFJRkYBCPGVjH+Z5DA== |
| 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
| 2026-09-17T12:08:55.917879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013830observed 975bbbce6a1826f0160ebc15420736ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:55.898207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013830/manifest.jsonobserved f42acb879df14217c19c1c3f53085aaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:55.877948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013830/publication.mdobserved ba76be2eaace7a13c0a7cc97a0aaaff6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:55.859401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013830/publication.txtobserved fbea899e4d6970ef3ac045d35053e5ae...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. |
|---|