OT-2026-000021661
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000021661) never changes.
Identity and time
| Publication number | OT-2026-000021661 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-79be-affb-e0484548f333 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021661 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4c93756527e80dc74d7959ca5610cf38bb58c4d6b000bc3300e3be5b90d72972 |
|---|---|
| Markdown | 8327a2f4dca6edb6db498dabd96a93246747da6076e182e8d131a74f52fcaf3a |
| Publication page | 2903c3d8f80f24cd69f4edc893f484c79da9221f59b19446d24eb051756db483 |
| Manifest | 45373c14feb216742a8179d11fa3d6101cb1d533f340c33f5ebb80e06614675d |
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 | IbGEi9/JzZcFHAb/qf/0M9GZosCBRTQuuOmmMsFnMjt5AZ6KB6P1XVBqnFmeFq94wday3dmtS7TpxjqK1v24CQ== |
| 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
| 2026-09-17T11:54:11.749045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021661observed 2903c3d8f80f24cd69f4edc893f484c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:11.730894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021661/manifest.jsonobserved 45373c14feb216742a8179d11fa3d610...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:11.714455Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021661/publication.mdobserved 8327a2f4dca6edb6db498dabd96a9324...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:11.696774Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021661/publication.txtobserved 4c93756527e80dc74d7959ca5610cf38...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. |
|---|