OT-2026-000004292
Publication integrity record
Vacuum cup gripper, three zone face, common isolation valve, ejector fed, contact triggered
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-2026-000004292) never changes.
Identity and time
| Publication number | OT-2026-000004292 · never reused |
|---|---|
| Internal UUID | 01a0a913-4672-7d25-b238-de9a852580a2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:16:47.861002Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004292 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2ff4718a36429167f9aecc83db9c060391397cd1333f8ba99a7ae1d275c17667 |
|---|---|
| Markdown | 99f6629cb80a2b6b7dfed7856c0d58ec5c8e0ae1566ec2c4e1e9378d0a4309aa |
| Publication page | dd4cdb1f8ade50d7e651b566169edc65800fcb1fbd462345c3f43f8d93ae140a |
| Manifest | b7da3ce8fe8232d3d2c970bc33c7bbf9c8f8516916010bf5c9abed7b19c22cea |
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 | yltpHS9mpH4zotrJfGkZf4oyhA1QQ/HUkdKZjIR0kgKi0HQJS3+AML0qvUYkjBZYbxQx4l3f/hiBmRxe7+NmBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:14.411144Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004292observed dd4cdb1f8ade50d7e651b566169edc65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:14.398219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004292/manifest.jsonobserved b7da3ce8fe8232d3d2c970bc33c7bbf9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:14.385215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004292/publication.mdobserved 99f6629cb80a2b6b7dfed7856c0d58ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:14.371271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004292/publication.txtobserved 2ff4718a36429167f9aecc83db9c0603...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. |
|---|