OT-2026-000049819
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed blow-off before 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-2026-000049819) never changes.
Identity and time
| Publication number | OT-2026-000049819 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8ff0-7fe1-9ceb-03b93732d1d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049819 |
| Status | PUBLIC |
Content hashes
| Canonical text | 33b0d36d25997a430dc444e4dbbfb747ec5e116686f1c3b07e38ef9c05d641a4 |
|---|---|
| Markdown | f359e10d1389e01bc7b2b3fcc0d72315e88d836658a729ecc29d006a3de2a6f5 |
| Publication page | cc8c2ca051f0b8c1747db7744db5f69936d0d083540d6f72234bff1c9c8f7327 |
| Manifest | 0f6b3d3b397ea212e7714617611ac188d149eed68cf8df207dd10fc092786691 |
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 | n2VH1Ymn0022NDsUFnxBI3saaQB6Ugrqi4rhPVPRCtus1bA61g2azG5YU7NDYsrQRd0Wk06YYBrrVRFGXHqFDg== |
| 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
| 2026-09-17T11:02:57.048184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049819observed cc8c2ca051f0b8c1747db7744db5f699...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:57.029244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049819/manifest.jsonobserved 0f6b3d3b397ea212e7714617611ac188...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:57.008602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049819/publication.mdobserved f359e10d1389e01bc7b2b3fcc0d72315...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:56.987143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049819/publication.txtobserved 33b0d36d25997a430dc444e4dbbfb747...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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