OT-2026-000020183
Publication integrity record
Four bellows cup vacuum gripper, four zone face, plant vacuum fed, 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-2026-000020183) never changes.
Identity and time
| Publication number | OT-2026-000020183 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-7b3f-9323-a5b483e22cd0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020183 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0f4f9fb5b4652ba3455662fa0eaf8e1acf18e181e83c6fc9c50a50c144741f35 |
|---|---|
| Markdown | d61c049eac714f1598b549c63c5034351c804be2e00ea217849705b03cafd3a0 |
| Publication page | 0d8cc3ca103e16dfbc0134c91582896e14891dd8dc8a3220ed4d6e5941159725 |
| Manifest | f9d37ede2b517d87d423100f6cc00e122f08efeceb259a5f9a9b9eb41b150386 |
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 | +q+WoJPV3TJzOpuBoKSeLcNDpxaSTpZtrOvhQ7Zg5qmB8knHTjbEFfFRw1VwIqDQRAGKmEQ/g99eoYh/mRIjBw== |
| 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
| 2026-09-17T11:56:30.233004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020183observed 0d8cc3ca103e16dfbc0134c91582896e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:30.213437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020183/manifest.jsonobserved f9d37ede2b517d87d423100f6cc00e12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:30.194611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020183/publication.mdobserved d61c049eac714f1598b549c63c503435...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:30.175678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020183/publication.txtobserved 0f4f9fb5b4652ba3455662fa0eaf8e1a...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. |
|---|