OT-2026-000049550
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000049550) never changes.
Identity and time
| Publication number | OT-2026-000049550 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7d-7075-a813-42a07aa59b64 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049550 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3e987ed8ffbb43e8eb3379fc6725ad372880d3130e9e536cb8e30d0464e806d6 |
|---|---|
| Markdown | d00a889637e43802b51965c9429f66f6f6e73c4352c2b7e8556c8bccb7924a7b |
| Publication page | cff8fb2c8ffa8e05840b0c5e7e20cc4d9957c22aa0086ca81e9d5b6e43eba480 |
| Manifest | ad13660e531316f1304d0b7f22a7cfa313cc33aa841a9327f779ccfaad8b2d0b |
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 | ej9mU9GABxFhDcGvVOfVaXYLIR8fQXMBRgUCw7sWjpQ7iXLOROjORNJIlGrYlk00LTiL8ETtIJbHtpTsamAqDg== |
| 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
| 2026-09-17T11:02:25.167986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049550observed cff8fb2c8ffa8e05840b0c5e7e20cc4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:25.148616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049550/manifest.jsonobserved ad13660e531316f1304d0b7f22a7cfa3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:25.128834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049550/publication.mdobserved d00a889637e43802b51965c9429f66f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:25.110267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049550/publication.txtobserved 3e987ed8ffbb43e8eb3379fc6725ad37...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. |
|---|