Endpoint · evidencePOSTgoodsong.dev /verify/filing
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?
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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.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.005 per call
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none yet
delivery unknown until someone pays
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Seller?
URL
https://goodsong.dev/verify/filing
Seen
first 29 days ago · last 1 day ago
54 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Handshakescomputed 1 day ago
0.729 from 52 free handshakes over 30 days · UNRATED ?
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.00 | 0.000 | 0.000 | −0.200 | 0 | |
| liveness it answered at all |
0.60 | 1.00 | 0.882 | 0.529 | 0 | −0.071 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.729 | gap to 1.000 = 0.271 · 0.200 short · 0.071 uncertain | 0.729 | −0.200 | −0.071 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
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Verify it yourself
npx teppi-check https://goodsong.dev/verify/filingcurl -s https://api.teppi.xyz/v1/trust/cap_01M1RD8PDZK6RQ7JGJHE5JAKJ5