OT-2026-000030520
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000030520) never changes.
Identity and time
| Publication number | OT-2026-000030520 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e504-7f5a-912d-2101d5d1865e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030520 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0bdfee245b87886dadeda48d94c34f04fa1e0b41c191d8c300045a9e4f822443 |
|---|---|
| Markdown | c16b1fbc04edfc7076655753f810c2ea9cecc533a58f772bb4ddbfede18b153f |
| Publication page | 070aaa78be24d54efddf8e62b8ed90eac0a9c2416e6f40723ac3b5567c4a67a6 |
| Manifest | b2f7ca5eac6eabcd946fb5fb3562ad6978a8f4970193d8e5639993ba7db2a2b9 |
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 | 2ml68hilcV/79uV1DCI+p0zqfpJpkaUPPTEgOfWgH+oZmvGl+4V8mDwMoVf2snyBKTT1fdQbS4hCMIj59J3zAA== |
| 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
| 2026-09-17T11:38:23.153601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030520observed 070aaa78be24d54efddf8e62b8ed90ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:23.136405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030520/manifest.jsonobserved b2f7ca5eac6eabcd946fb5fb3562ad69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:23.116220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030520/publication.mdobserved c16b1fbc04edfc7076655753f810c2ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:23.098253Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030520/publication.txtobserved 0bdfee245b87886dadeda48d94c34f04...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. |
|---|