OT-2026-000004109
Publication integrity record
Vacuum cup gripper, two zone face, two outlet manifold, two stage ejector
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-2026-000004109) never changes.
Identity and time
| Publication number | OT-2026-000004109 · never reused |
|---|---|
| Internal UUID | 01a0a90e-d60f-7a3a-9b42-bcc82548f390 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:11:56.946180Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004109 |
| Status | PUBLIC |
Content hashes
| Canonical text | 524812a55da6066dc9561d3bb21a5be55573f7be725d745dda483e9bb0da03dd |
|---|---|
| Markdown | 312f0f08005536c214c935d64767a820d8e68c55538ed15cb84ea7a67d16a187 |
| Publication page | 6aba80beb5a238c9f7215749111fd4ae0df925ff357a2dd1565066f3758323d4 |
| Manifest | abf92e273f43c7a9574d52ed3f3cb6742cd61db4e7a675dd96980d009a8abddd |
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 | 5WJroAbe9JMf6xzDdJMOIp3CRTJX7tGzudM03+JPLHttblbcXbBA/amV1LGWE+bvfUB2F+6oVbl67eo5TivTDA== |
| 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
| 2026-09-16T07:20:35.480345Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004109observed 6aba80beb5a238c9f7215749111fd4ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:35.466979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004109/manifest.jsonobserved abf92e273f43c7a9574d52ed3f3cb674...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:35.453472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004109/publication.mdobserved 312f0f08005536c214c935d64767a820...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:35.438910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004109/publication.txtobserved 524812a55da6066dc9561d3bb21a5be5...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. |
|---|