OT-2026-000047921
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000047921) never changes.
Identity and time
| Publication number | OT-2026-000047921 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c422-70e2-936f-bfff9b068735 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047921 |
| Status | PUBLIC |
Content hashes
| Canonical text | ef605727563ece5ad3c670095880ac497fde90b71ba35603c8f998d7cab76a61 |
|---|---|
| Markdown | 347371cdc07ffab13b8034708263a35c171c52a3c20b61579519b547bb5a431a |
| Publication page | 1571ca4dcce3916f4bec7e6a8c6f1fda2ae4263ed3e72abe827265a4d20eaafe |
| Manifest | 38682672f1290c4261d7a3d109d70647d76dccb99b0cab85bedb75e202e80229 |
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 | 5fTGbPJugi5m+g2xmeIMeDEbXG4XqyHl83kakix3pNdkp1jGVxVH9XB7EobpDCPdu14qq7IBVYAbKR8C1MmmBw== |
| 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
| 2026-09-17T11:05:52.612173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047921observed 1571ca4dcce3916f4bec7e6a8c6f1fda...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:52.591988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047921/manifest.jsonobserved 38682672f1290c4261d7a3d109d70647...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:52.571224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047921/publication.mdobserved 347371cdc07ffab13b8034708263a35c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:52.551418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047921/publication.txtobserved ef605727563ece5ad3c670095880ac49...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. |
|---|