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Compare 1-10 DOI-bearing references against Crossref metadata: supplied title, ordered authors and/or year. Returns field agreements, discrepancies, ambiguities and provenance; does not verify scientific claims. 0.05 native USDC per completed batch on Base. Failed retrieval prevents settlement. Original-result recovery lasts 24 hours. Purchases require X-Penny-Mainnet-Key and an explicitly opened bounded window; sales are paused by default. Examples are saved fixtures.
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On-chain USDC settlements received on Base · 0xce53bde2C7a639fc5526AC006a8A7866625d1342
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On-chain payment destinations for this service, with each wallet’s current USDC balance. Click an address to view it on the block explorer.
