OT-2026-000090813
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer
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-2026-000090813) never changes.
Identity and time
| Publication number | OT-2026-000090813 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-70c6-84d9-cc43c0cdf9a3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090813 |
| Status | PUBLIC |
Content hashes
| Canonical text | b60800eae927ef944827460a034efcc816b6b205f6b6d4edaf0b1b0b8d4f5813 |
|---|---|
| Markdown | 09b120fc664c06f33cac082bb9027611c90bfe80863bea865a909c15cbc17795 |
| Publication page | db1058a2d88bc041582b74f0aa88d11cbce5f8543453793c0c7f1ceba5bf5d7c |
| Manifest | 27d82d167a3a51f4a31fe0df5e65421a35c7369d5a1529a7cbc3eaa173602081 |
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 | mElGK9/SyIjADwEVAjCx7xcsI/nECn4kIfaFn8vyb1IKVo9+17KVP44cpwb6BC+GuHv4D8qdYjmE06AD4yuRCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:00.237789Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090813observed db1058a2d88bc041582b74f0aa88d11c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:00.220678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090813/manifest.jsonobserved 27d82d167a3a51f4a31fe0df5e65421a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:00.202225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090813/publication.mdobserved 09b120fc664c06f33cac082bb9027611...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:00.183146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090813/publication.txtobserved b60800eae927ef944827460a034efcc8...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. |
|---|