OT-2026-000019728
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000019728) never changes.
Identity and time
| Publication number | OT-2026-000019728 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb4-7035-9d52-0563ed7fff28 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019728 |
| Status | PUBLIC |
Content hashes
| Canonical text | 02b6ba3bc17331ab359c1636fbfa992a08a12ed12fc0b79f85b77f5ccb980924 |
|---|---|
| Markdown | 3c97d034e9be35d2f34fc9796ea8a59da2c953de3c7f67496b05b548730e3f33 |
| Publication page | 4e2d4a6c3478f5bd8a328fa71dc97ba23459a95e46d87bf9916449b2666ea10e |
| Manifest | abe312132fe34f9e58ad3baaa3dbb2d2d71aebb2e7ee03ae74a4667b9ec61181 |
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 | eLOkmTQni0pHOP4nI99qs80gBzonagwtNK3xiW9cVLz85CU4a2HS/GAIrSjURddkLqK5gj24u6Emf2551s+dDA== |
| 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
| 2026-09-17T11:57:49.052460Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019728observed 4e2d4a6c3478f5bd8a328fa71dc97ba2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:49.034040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019728/manifest.jsonobserved abe312132fe34f9e58ad3baaa3dbb2d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:49.014977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019728/publication.mdobserved 3c97d034e9be35d2f34fc9796ea8a59d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:48.996997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019728/publication.txtobserved 02b6ba3bc17331ab359c1636fbfa992a...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. |
|---|