OT-2026-000013480
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, 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-2026-000013480) never changes.
Identity and time
| Publication number | OT-2026-000013480 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fca-77f8-b823-21fbd882ca96 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013480 |
| Status | PUBLIC |
Content hashes
| Canonical text | 97acd5429ff2f34d749151eda2a1c4c9b0f9ee5c384e1c4a3818da7369e73606 |
|---|---|
| Markdown | 6ce35a234b3f36cd7536794dd03b6cf3fcdece0adf082b5d7dc56becfd39ca96 |
| Publication page | 4cf3614d0a8263200a3d735e6b8859a1a60d5e07c2a43cc729647e1e7cb2fe64 |
| Manifest | 13e20f39fd3e6ec694a60f6612ad8724098c82c23f83bf16db6adb7ec52c88a1 |
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 | 4V2ODMADPueD9CenBAmHi2G7LIWm4rGqx2QSRHVUmg/TA6MiBUhrXOqCbpR8Ydlz8x5FuTydXEWRjV8CzaplBQ== |
| 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
| 2026-09-17T12:09:58.941844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013480observed 4cf3614d0a8263200a3d735e6b8859a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:58.924676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013480/manifest.jsonobserved 13e20f39fd3e6ec694a60f6612ad8724...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:58.907605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013480/publication.mdobserved 6ce35a234b3f36cd7536794dd03b6cf3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:58.889801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013480/publication.txtobserved 97acd5429ff2f34d749151eda2a1c4c9...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. |
|---|