OT-2026-000005683
Publication integrity record
Vacuum cup gripper, three zone face, pump fed, pressure verified
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-2026-000005683) never changes.
Identity and time
| Publication number | OT-2026-000005683 · never reused |
|---|---|
| Internal UUID | 01a0a941-4e27-74b7-82c6-ebb964a34de5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:07:04.490090Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005683 |
| Status | PUBLIC |
Content hashes
| Canonical text | b1ee815cefb3ac1481949d301e3fbcaa7d1d860d6b18a504035d0df94a1392ad |
|---|---|
| Markdown | c7a3a65edfa026958b44754b3d3ac6f6af1349198f835ac5540138c746bff31d |
| Publication page | 9b69fa784c6ba4da7f23541eef1ca386adf16ff07f39502a93fc278fa0f99a8c |
| Manifest | b65145c875d08da1109a79f490062c2edeee403ce12b2e14c54d5d5c155ecf82 |
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 | YMqUetL6krkbqJnJzCkl02aUUqvqtL6g+rv01DevVgXq03tIMX3dlnZ1Vve9+Bo/jEIYkoqXzXb5EBtGCPLKBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:10:12.210157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005683observed 9b69fa784c6ba4da7f23541eef1ca386...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:12.194366Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005683/manifest.jsonobserved b65145c875d08da1109a79f490062c2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:12.180365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005683/publication.mdobserved c7a3a65edfa026958b44754b3d3ac6f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:12.164500Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005683/publication.txtobserved b1ee815cefb3ac1481949d301e3fbcaa...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. |
|---|