OT-2026-000019505
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, supply line 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-2026-000019505) never changes.
Identity and time
| Publication number | OT-2026-000019505 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-733f-a72a-8e4cd37e221d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019505 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7505e7ec1a980973f9812d6af99a26ede6b129196e893758347e0b95367f5cc9 |
|---|---|
| Markdown | 76b9c077e7ff83715d44a585102b9687cfd34181f81a71419641f2fc7f23df27 |
| Publication page | 18e6b33ccc50b228cea0c69fa890c013a860a11bb70929c09ab7277572657e24 |
| Manifest | 49680227eb100236782facc3d2ff696641d91b89f1cedf34df6d73c030b41249 |
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 | hq6VK/M2YZ4e4sng9kNEL5GkcXT0trWDDyGDv0FwEE4n8x0iQ0aDRwY277t12UrjtKRGmk/UbmjUo8ExOmYIAg== |
| 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
| 2026-09-17T11:58:56.128709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019505observed 18e6b33ccc50b228cea0c69fa890c013...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:56.111440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019505/manifest.jsonobserved 49680227eb100236782facc3d2ff6966...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:56.095241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019505/publication.mdobserved 76b9c077e7ff83715d44a585102b9687...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:56.077820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019505/publication.txtobserved 7505e7ec1a980973f9812d6af99a26ed...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. |
|---|