OT-2026-000019420
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000019420) never changes.
Identity and time
| Publication number | OT-2026-000019420 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-711a-98af-5f6ae0ff1c2d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019420 |
| Status | PUBLIC |
Content hashes
| Canonical text | f673fee520bce42505bf4249d24c2563c11b0eb9ff8fb7a62d2e7487a9ce8d10 |
|---|---|
| Markdown | 8f6c16f77b9bbf8e3dc98637167afbca9b3a9bddd25bd847cc756e6edad88ed1 |
| Publication page | 765ea3db5fa2b257d328ae2fde526ffcec911a352ce3bcbd958970555458a8bd |
| Manifest | 021715f625be3b61820a56d9928c3cead0f1c998265032b29a396c080080f1f6 |
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 | YRPpX+rZlDIVNIUVXMMIehfy8DsBoWCsfuY+N6csHsSysDX2GB0pblBXnsDArdpsGK8mq7grFDVpW7mUOPh6Bw== |
| 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... |
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Independent retrieval
| 2026-09-17T11:58:48.717704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019420observed 765ea3db5fa2b257d328ae2fde526ffc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:48.698060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019420/manifest.jsonobserved 021715f625be3b61820a56d9928c3cea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:48.679846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019420/publication.mdobserved 8f6c16f77b9bbf8e3dc98637167afbca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:48.661517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019420/publication.txtobserved f673fee520bce42505bf4249d24c2563...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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