OT-2026-000043609
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, sustained 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-2026-000043609) never changes.
Identity and time
| Publication number | OT-2026-000043609 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92d0-703c-94cd-76f01271d302 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043609 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4a7f1b50f899bdb151111c2029d92e1676fe6d16e98e93412178dba4ca1538db |
|---|---|
| Markdown | 242d4dd523876cfe23041b68476bbeff9b867eba9aaa2abbfcf04ed5714e6319 |
| Publication page | 8a74148135668178c3f803fea6360cf09cfe3f4050ea6a48ccbc54bccd7e9354 |
| Manifest | b49512202f69e2a06594aece54f2820686c0e71673f2aa82ab6089ceee8ecbe4 |
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 | Q9z3NuKHu9OGacRxuP1F8psdXKXYI+98JAX1at0afo6NWqv8SWyfyK/tNOQvrdGO5qkD91xpQJwlVC0Ss7clCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:13:01.092716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043609observed 8a74148135668178c3f803fea6360cf0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:01.075590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043609/manifest.jsonobserved b49512202f69e2a06594aece54f28206...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:01.056931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043609/publication.mdobserved 242d4dd523876cfe23041b68476bbeff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:01.037342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043609/publication.txtobserved 4a7f1b50f899bdb151111c2029d92e16...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. |
|---|