OT-2026-000004166
Publication integrity record
Vacuum cup gripper, two zone face, six outlet manifold, plant vacuum fed
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-2026-000004166) never changes.
Identity and time
| Publication number | OT-2026-000004166 · never reused |
|---|---|
| Internal UUID | 01a0a90f-c78e-7aad-8ee4-ebb5f8340b92 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:12:58.769758Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004166 |
| Status | PUBLIC |
Content hashes
| Canonical text | 26791f720075c2196a64d27cec9ec49d31e84bfaa31859277f4b8b9528c86c32 |
|---|---|
| Markdown | 9688ac85631be596df80a3a1ef1006960c91b6b2a2ae384702522f15cd65b1b9 |
| Publication page | 229f06c3ba0caf087837ef665424cd1cef8bdbb5a53a94b80c92944f72e4eeb2 |
| Manifest | e5f0ab92830826186f99c9357fe9bd0dd8f9b834cb4016b54a4e879b1bd97d78 |
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 | R8lQc/LQa+iB7nj0dD6URmQGN1P3570jPP7aNH0FBpYLwkjUApJdCUFu+tddkbK3Wz36cGvTvVP13rNANXXzCQ== |
| 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
| 2026-09-16T07:20:28.931514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004166observed 229f06c3ba0caf087837ef665424cd1c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:28.918056Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004166/manifest.jsonobserved e5f0ab92830826186f99c9357fe9bd0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:28.905307Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004166/publication.mdobserved 9688ac85631be596df80a3a1ef100696...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:28.893359Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004166/publication.txtobserved 26791f720075c2196a64d27cec9ec49d...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. |
|---|