OT-2026-000023987
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pulsed 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-2026-000023987) never changes.
Identity and time
| Publication number | OT-2026-000023987 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed7-7c73-b7ca-cdea7d9c9e0a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023987 |
| Status | PUBLIC |
Content hashes
| Canonical text | bfdf784e318b9d698cdfc966e2a19bda712113015e0eb5fcb1eb2aaede2a74c4 |
|---|---|
| Markdown | 520f672254a1488a5fadebe16670be9fdc3513ffe108c66b4e38ea116d207479 |
| Publication page | 263813c9cf384429953592d4ee450846bc42c9b943771899dbfef759e4fb2b06 |
| Manifest | 4ede31265acce40ef9e3eeea6d8ee03f89190feea379e5a74e11955aae947c83 |
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 | 6D+0GCEZqEgimBVI9ip7XMobe3jz60ztbRpG5slDqPaIfrG5r5cJtXCi9qafGqRVozNrVoUuUK5tNltTDarwCQ== |
| 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
| 2026-09-17T11:50:45.381583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023987observed 263813c9cf384429953592d4ee450846...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:45.363880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023987/manifest.jsonobserved 4ede31265acce40ef9e3eeea6d8ee03f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:45.345110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023987/publication.mdobserved 520f672254a1488a5fadebe16670be9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:45.320468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023987/publication.txtobserved bfdf784e318b9d698cdfc966e2a19bda...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. |
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