OT-2026-000004677
Publication integrity record
Vacuum cup gripper, common isolation valve, plant vacuum fed, pulsed blow off after set down
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-2026-000004677) never changes.
Identity and time
| Publication number | OT-2026-000004677 · never reused |
|---|---|
| Internal UUID | 01a0a91f-cefd-75f1-a406-1cec2e78a338 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:30:29.368912Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004677 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0e608a739b50c68a6886ba6ad1155ab19f37eec971855576f56b10416faba219 |
|---|---|
| Markdown | afc0c0263c10dfb27764977f8196716699c0af54b4bb6f2ae9e6cff569b2dbd0 |
| Publication page | b70754221602c776d6cedee65e2a4d2256a01cfc370cb0fbad72de3fe76d3d97 |
| Manifest | 81e48a90a00ed8740ee7344ba9ceda1812c16903a6fa084ac204551f2c6bf105 |
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 | T80rIQdqioUQJw6DlsTjpsQIcyxdBbjg8LnVSd/DGRyiDxiJRtxJIizOmeXwqgjRuDZuawJ5mGwC14/YxatABg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:30.643722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004677observed b70754221602c776d6cedee65e2a4d22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:30.629432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004677/manifest.jsonobserved 81e48a90a00ed8740ee7344ba9ceda18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:30.494612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004677/publication.mdobserved afc0c0263c10dfb27764977f81967166...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:30.483321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004677/publication.txtobserved 0e608a739b50c68a6886ba6ad1155ab1...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. |
|---|