OT-2026-000004119
Publication integrity record
Vacuum cup gripper, common isolation valve, four outlet manifold, ejector 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-2026-000004119) never changes.
Identity and time
| Publication number | OT-2026-000004119 · never reused |
|---|---|
| Internal UUID | 01a0a90f-2eef-76f0-a39b-d60062f89db0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:12:19.698311Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004119 |
| Status | PUBLIC |
Content hashes
| Canonical text | ca1f6814aecc03d57418b6aa20914c5ba3e03ca2f8633c8c3494465094a820f5 |
|---|---|
| Markdown | 14303b3a40234acec961f2be88caa4e4d54d4c57b15fead3af7924c236590208 |
| Publication page | ac1370addddc23a0a058c4904d6b4db99062b934a9467be22d7d9ee02b00323f |
| Manifest | 70d52d55eda187175c09a75bd204d73352729cab42ef8d9cfdf5467ef5aa2413 |
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 | 0gaXerv/nN3GlpOyRGYLhPuwS8uNhIfUvY1mGfJdDA3oRhF8L7UieZ/U9Nedn2ukhyTkgHRTAmqOoWG4Q5AyCQ== |
| 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
| 2026-09-16T07:20:34.435934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004119observed ac1370addddc23a0a058c4904d6b4db9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:34.423045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004119/manifest.jsonobserved 70d52d55eda187175c09a75bd204d733...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:34.406659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004119/publication.mdobserved 14303b3a40234acec961f2be88caa4e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:34.392441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004119/publication.txtobserved ca1f6814aecc03d57418b6aa20914c5b...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. |
|---|