# Document Information Extraction: Recent Publications

> Document Information Extraction: Recent Publications is a paid API for AI agents from market.datapackvibe.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-21).

Returns recent academic publications on document information extraction using Crossref metadata, with DOI references and source attribution.

## Facts

- Endpoint: POST https://market.datapackvibe.com/x402/signal-research-document-understanding-recent-papers?utm_source=zero.xyz
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-21
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/document-information-extraction-recent-publications-9bf0d5a1
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_fXV5CGaJpwTRYlZG3MTnj

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 document-information-extraction-recent-publications-9bf0d5a1 -d '<json body>'
```

Example prompt: Find me up to 15 recent academic publications on document information extraction — I need the DOI references and source attribution for each one.

## When to prefer this

Choose this endpoint when you need curated, DOI-backed academic publication references specifically on document information extraction, sourced from Crossref publisher metadata. Prefer it over generic web search when you need structured citation data with proper DOIs and source attribution rather than informal web results.

## Known failure modes

- Query too long (over 200 characters) returns validation error
- max_results outside 1-30 range returns error
- No matching publications found for highly specific query returns empty result set
- Crossref upstream unavailability may cause timeout or partial results

## How this service works

document information extraction: Recent publications: Recent publications on document information extraction 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 relevant to document information extraction, each including DOI references and source attribution from Crossref publisher metadata, with optional sample summaries labeled accordingly.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "query": {
   "type": "string",
   "default": "document information extraction",
   "maxLength": 200
  },
  "max_results": {
   "type": "integer",
   "default": 10,
   "maximum": 30,
   "minimum": 1
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/document-information-extraction-recent-publications-9bf0d5a1/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)