OT-2026-000031213
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000031213) never changes.
Identity and time
| Publication number | OT-2026-000031213 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-76be-8314-8959eb36dae8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031213 |
| Status | PUBLIC |
Content hashes
| Canonical text | ca4606fc31c1404abddfae2f2f34d91b4f277993fc6c88a3d2c84d5ed843e167 |
|---|---|
| Markdown | cc488bd85863fe58e9508ccafcdf4e26b872c08a435fae0ad8d28f40ce3592ce |
| Publication page | b29942a4142e1cc5af360b8aad15694be917a5ca0f1c036d1600ad9ea0f2c394 |
| Manifest | e8fb6fda940ad494bbb3fdc5600a5651d509d1b3bc3886cff491616ee83be877 |
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 | tpVABEp9P0YLfEvjCJMKqANKNJNXJmGzmBZJx12dDfAY5MpVDdXo3V9DB2LbHrg02jNQwtziCkhFydmn9RwEDw== |
| 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
| 2026-09-17T11:35:46.689666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031213observed b29942a4142e1cc5af360b8aad15694b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:46.672647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031213/manifest.jsonobserved e8fb6fda940ad494bbb3fdc5600a5651...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:46.655936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031213/publication.mdobserved cc488bd85863fe58e9508ccafcdf4e26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:46.639435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031213/publication.txtobserved ca4606fc31c1404abddfae2f2f34d91b...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. |
|---|