OT-2026-000016889
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000016889) never changes.
Identity and time
| Publication number | OT-2026-000016889 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-591a-7483-8a55-363c2945463f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:22.507214Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000016889 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4dd3810d4a7bf8a5d01263b769c24c85b89ba350338c5dd6eb362d7cd41d9e31 |
|---|---|
| Markdown | 5bb8bdbdf087b57908449a4f348a17a571c771aafec1420bf6f372b7e1ed5236 |
| Publication page | 6397aa9ea3c606a27e2ff9e65eb4f646219d2d5fdb8c8e1262e02dee03c83a15 |
| Manifest | 818c0c53eabb11d72bdd353d5dedc714624d4e23dc5996bad420f2c565fc4cad |
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 | rGSruAOvg3wmVaQgTXJyys3PFyFFrzf5WEjrP8JTE1fCJdbhV3bhPOqRcMU8HwtpLOM7UTijuBGK4o91VTqNAA== |
| 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
| 2026-09-17T12:03:09.733955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016889observed 6397aa9ea3c606a27e2ff9e65eb4f646...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:03:09.715018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016889/manifest.jsonobserved 818c0c53eabb11d72bdd353d5dedc714...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:03:09.697463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016889/publication.mdobserved 5bb8bdbdf087b57908449a4f348a17a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:03:09.680055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016889/publication.txtobserved 4dd3810d4a7bf8a5d01263b769c24c85...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. |
|---|