OT-2026-000021525
Publication integrity record
Single cup vacuum gripper, 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-2026-000021525) never changes.
Identity and time
| Publication number | OT-2026-000021525 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-7c54-ada8-8723b508d46f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021525 |
| Status | PUBLIC |
Content hashes
| Canonical text | d1d5babdda7c89e88dfdf22889f42ebbb8b9f447c0d97a896f367935f9cc89fb |
|---|---|
| Markdown | a24d7e037ec7b0ea669e55de16d73e62510513ecaf958646fc906eb355c2aec1 |
| Publication page | 57d0b563f65dfe700bc1174f96f53451b8c447b36a711722ff364adbbad2b7b4 |
| Manifest | 0f108d77e00c1afa0c8d407add94e4c27108ee559f1a540ebae3f7dd853bd079 |
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 | rJk8Uc2NfeJjvDHBAdJQIfEnPUZzPZwz515FxjvKEI9F8cB0zzBmve7rq+azbSYU9wrWQL5axMwk6qUhAyBfDQ== |
| 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
| 2026-09-17T11:54:49.322667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021525observed 57d0b563f65dfe700bc1174f96f53451...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:49.304079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021525/manifest.jsonobserved 0f108d77e00c1afa0c8d407add94e4c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:49.286097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021525/publication.mdobserved a24d7e037ec7b0ea669e55de16d73e62...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:49.264941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021525/publication.txtobserved d1d5babdda7c89e88dfdf22889f42ebb...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. |
|---|