OT-2026-000004535
Publication integrity record
Vacuum cup gripper, four zone face, three outlet manifold, three stage ejector, 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-2026-000004535) never changes.
Identity and time
| Publication number | OT-2026-000004535 · never reused |
|---|---|
| Internal UUID | 01a0a91b-312e-7ac3-904f-0c7636313160 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:25:26.705080Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004535 |
| Status | PUBLIC |
Content hashes
| Canonical text | da88c5d180d443c576eb7b9245152ac1815ad045885843bee04370368f87da40 |
|---|---|
| Markdown | 76cdc16835d72a52e77f7e344cc4b85908c96019d96c968aaa326697ffd5bd7f |
| Publication page | 494a1b22c893e2f3537c54e61a02fe53ce5a507166abdaa4c47516ba505064ff |
| Manifest | 918bfb4a1fb16f58a27c075d8d87610cad472b7434ef73b606608edd5ad5e35a |
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 | 0VKaZVKc3DBb9y2lsF3Z1gWr1wVfvXXSlhKQXm3zNn3tHoAsau+u+aYofkuFiBNCrlWl/Vb/slUaC+RNnkPfAQ== |
| 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
| 2026-09-16T07:30:17.377610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004535observed 494a1b22c893e2f3537c54e61a02fe53...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:17.239686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004535/manifest.jsonobserved 918bfb4a1fb16f58a27c075d8d87610c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:17.226321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004535/publication.mdobserved 76cdc16835d72a52e77f7e344cc4b859...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:17.212266Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004535/publication.txtobserved da88c5d180d443c576eb7b9245152ac1...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. |
|---|