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goodsong.dev

Verify an SEC filing: given a filer's CIK and a claimed accession number, does that filing actually exist, and does its form type/filing date match what's claimed? Checked against SEC EDGAR's submissions API. Catches a fabricated or misattributed filing citation, including a real-looking accession number paired with an invented form type or date.

Resource URL

https://goodsong.dev/verify/filing

Payment options

exactBase (8453)

$0.005 USDC

Max amount

Pay to
0xf3b36a95913eb2676fcdedb2ba6b0c96ade58de1
Timeout
300s

Tags

secedgarfiling10-k8-k

For agents

Prompt snippet for AI agents

Find and pay for this x402 resource:
URL: https://goodsong.dev/verify/filing
Type: http
Sources: cdp, thirdweb

Developer