OT-2026-000004036
Publication integrity record
Bellows cup vacuum gripper, four zone face, plant vacuum fed, 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-2026-000004036) never changes.
Identity and time
| Publication number | OT-2026-000004036 · never reused |
|---|---|
| Internal UUID | 01a0a90d-075e-7364-8c6e-a975c8de8b54 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:09:58.497399Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004036 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7613772f64b690b56a1a449b7f46845e71edb437ca5f9b545e19869abde89104 |
|---|---|
| Markdown | a4c94852aab2125ff88b470129054c207c107344add89dda57c990d764a6ddde |
| Publication page | 903052652c8799e0daf19c660411675fff6ce934dfdd1c313c2541f8d8ee2c54 |
| Manifest | 366a771bde67ddf82031b4c6466a26186992a8f49799ccd12e2ea05f522c1a52 |
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 | BELSRxRVjuGTkLEhOe2ij8hCEMRbj/NiSO2RW8SDUbPTWBklvZpZol3XrZLK6uikNg2fErwWwjWiy4Ptua/cBA== |
| 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
| 2026-09-16T07:10:04.858276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004036observed 903052652c8799e0daf19c660411675f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:04.845089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004036/manifest.jsonobserved 366a771bde67ddf82031b4c6466a2618...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:04.831949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004036/publication.mdobserved a4c94852aab2125ff88b470129054c20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:04.816816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004036/publication.txtobserved 7613772f64b690b56a1a449b7f46845e...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. |
|---|