# Knowledge Graph Construction: Recent Publications Search

> Knowledge Graph Construction: Recent Publications Search is a paid API for AI agents from market.datapackvibe.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-17).

Retrieves recent academic publications on knowledge graph construction using Crossref publisher metadata, returning DOI references and source attribution.

## Facts

- Endpoint: POST https://market.datapackvibe.com/x402/signal-research-knowledge-graphs-recent-papers?utm_source=zero.xyz
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-17
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/knowledge-graph-construction-recent-publications-search-0ba9006e
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_6_7PFGX0zh5X3JbUKVG0d

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability knowledge-graph-construction-recent-publications-search-0ba9006e -d '<json body>'
```

Example prompt: Can you find me up to 15 recent academic publications on knowledge graph construction? I need the DOI references and source info for each paper.

## When to prefer this

Choose this endpoint when you need structured, DOI-linked academic publication results specifically sourced from Crossref metadata, particularly for knowledge graph construction research. Prefer it over generic web search when you need citable bibliographic records with source attribution rather than informal content.

## Known failure modes

- Query returns no results if the search term is too narrow or obscure
- max_results exceeding 30 returns a validation error
- Crossref metadata may be incomplete for some publications
- Rate limiting or payment failure if x402 USDC payment is not properly handled

## How this service works

knowledge graph construction: Recent publications: Recent publications on knowledge graph construction using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.

## Output

A list of recent academic publications related to the queried topic (defaulting to knowledge graph construction), including DOI references and source attribution drawn from Crossref publisher metadata. Results may include labeled sample summaries.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "query": {
   "type": "string",
   "default": "knowledge graph construction",
   "maxLength": 200
  },
  "max_results": {
   "type": "integer",
   "default": 10,
   "maximum": 30,
   "minimum": 1
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/knowledge-graph-construction-recent-publications-search-0ba9006e/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from market.datapackvibe.com](https://www.zero.xyz/host/market.datapackvibe.com/llms.txt)