OT-2026-000004189
Publication integrity record
Porous face vacuum gripper, per zone isolation, three outlet manifold, 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-2026-000004189) never changes.
Identity and time
| Publication number | OT-2026-000004189 · never reused |
|---|---|
| Internal UUID | 01a0a911-2318-706d-9140-8e8bde7fa223 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:14:27.739017Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004189 |
| Status | PUBLIC |
Content hashes
| Canonical text | 708842ecb67637cc9994af9dacc3db1cdf56c28ec3608bf6626f8bf940ddef9a |
|---|---|
| Markdown | c8a8f2f86fe66a23720d724dfa2b46317840ee662912691bba7a2be44be800c5 |
| Publication page | 3477f22e1399dfc6e2e66b5cbaf6e521c8045602ee3fdf349f993fa1245bd836 |
| Manifest | 7944779ab6c67641f5636f91e34445d2cfcce642819b2d567b86751cb3b85340 |
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 | GcwHLLGhdyFNlv1shsiiRwCfDvSerj6oVjuAUgW6yfbvjbj/DoE2CnexQE/GV2bU0FEJWLheASRxPPtOFsufBQ== |
| 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
| 2026-09-16T07:20:26.166267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004189observed 3477f22e1399dfc6e2e66b5cbaf6e521...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:26.152302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004189/manifest.jsonobserved 7944779ab6c67641f5636f91e34445d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:26.137265Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004189/publication.mdobserved c8a8f2f86fe66a23720d724dfa2b4631...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:26.121687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004189/publication.txtobserved 708842ecb67637cc9994af9dacc3db1c...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. |
|---|