OT-2026-000004352
Publication integrity record
Porous face vacuum gripper, four zone face, ejector fed, contact triggered on the face
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-2026-000004352) never changes.
Identity and time
| Publication number | OT-2026-000004352 · never reused |
|---|---|
| Internal UUID | 01a0a914-e1a9-7a63-b9fa-e5d5dc17abd2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:18:33.132511Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004352 |
| Status | PUBLIC |
Content hashes
| Canonical text | 24b5343368116f60c30f23117b195ce5476ae113395b189c3f85d7044987d063 |
|---|---|
| Markdown | 227bfe050d3bf6030d058d2cdbdb7b40959110601ad45043ef82e0aa9f8368db |
| Publication page | 4b8beddcca97d3e38fdfb861788aa9030d0c1f2f60c4d0ce4aa01d68c0a9e214 |
| Manifest | 5a18128ddfe77c6a50822dc36b92d84b3b22c56cff7dde906933a50f856cc26f |
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 | Y5TDDg1rr7TsrHNxwoBMPRRESarD7o7loGOiMoeSkT6gBAPvhNhX8fbYj+r/fLscR9wZxNs0xCHFz6Kgcz7nCQ== |
| 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
| 2026-09-16T07:20:07.635955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004352observed 4b8beddcca97d3e38fdfb861788aa903...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:07.620320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004352/manifest.jsonobserved 5a18128ddfe77c6a50822dc36b92d84b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:07.486658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004352/publication.mdobserved 227bfe050d3bf6030d058d2cdbdb7b40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:07.472678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004352/publication.txtobserved 24b5343368116f60c30f23117b195ce5...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. |
|---|