Basis Protocol

Score Proof · USDTB · SII · 2026-09-21 19:26 UTC

USDtb USDTB
Issued by USDtb
74.3

Methodology v1.2.0 · Computed 2026-09-21 09:07 UTC · 52 components

This page shows every input used to compute this score. The methodology is open. The computation is deterministic — same inputs always produce the same output.

Formula

SII = 0.30×Peg + 0.25×Liquidity + 0.15×Flows + 0.10×Distribution + 0.20×Structural

Category Weight Score Contribution
Peg Stability 0.30 92.1 27.64
Liquidity Depth 0.25 32.6 8.16
Mint/Burn Flows 0.15 100.0 15.00
Holder Distribution 0.10 40.0 4.00
Structural Risk 0.20 62.5 12.50
Total 74.3 67.30

Component Readings

52 of 56 target components currently scoring

Component Raw Value Score (0-100) Source Type Collected
Flows
daily_burn_volume 9.995e+05 81.4 etherscan live 2026-09-21 16:37
daily_mint_volume 0 100.0 etherscan live 2026-09-21 16:37
net_mint_burn_ratio 0 0.0 etherscan live 2026-09-21 16:37
supply_change_velocity 0.0008 100.0 derived static 2026-09-21 16:37
unusual_minting_detection 0.2616 100.0 derived static 2026-09-21 16:37
Holder Distribution
agent_holder_share 0 actor_classification static 2026-09-21 09:07
correlated_response_risk 0 actor_classification static 2026-09-21 09:07
Liquidity
avg_bid_ask_spread 0.4095 59.0 coingecko live 2026-09-21 16:37
bid_ask_spread 0.4094 62.2 derived static 2026-09-21 16:37
cex_listing_count 2 30.0 coingecko live 2026-09-21 16:37
chain_count 2 40.0 defillama live 2026-09-21 16:37
circulating_ratio 1 100.0 coingecko live 2026-09-21 16:37
defi_protocol_count 2 70.0 defillama live 2026-09-21 16:37
dex_pool_count 1 40.0 coingecko live 2026-09-21 16:37
lending_apy 2.51 25.1 defillama live 2026-09-21 16:37
lending_tvl 4.936e+06 40.0 defillama live 2026-09-21 16:37
market_cap 4.82e+08 60.0 coingecko live 2026-09-21 16:37
volume_24h 6.958e+05 20.0 coingecko live 2026-09-21 16:37
volume_concentration 1 0.0 coingecko live 2026-09-21 16:37
volume_mcap_ratio 0.0014 0.0 coingecko live 2026-09-21 16:37
Market Activity
daily_turnover_ratio 0.1444 2.9 coingecko live 2026-09-21 16:37
exchange_count 3 30.0 coingecko live 2026-09-21 16:37
exchange_trust_ratio 1 100.0 exchange_snapshots static 2026-09-21 16:37
mcap_change_24h -0.17 69.7 coingecko live 2026-09-21 16:37
price_stability_24h 0.0339 99.3 coingecko live 2026-09-21 16:37
price_stability_7d 0.0086 99.9 coingecko live 2026-09-21 16:37
stablecoin_market_share 0.3213 40.0 coingecko live 2026-09-21 16:37
trading_pair_diversity 3 40.0 coingecko live 2026-09-21 16:37
Network
gas_resilience 70 70.0 config static 2026-09-21 16:37
primary_chain_security 95 95.0 static static 2026-09-21 16:37
Peg Stability
arbitrage_efficiency 0.5564 50.9 derived static 2026-09-21 16:37
depeg_events_30d 0 100.0 coingecko live 2026-09-21 16:37
max_drawdown_30d 0.1584 98.4 coingecko live 2026-09-21 16:37
peg_24h_max_deviation 0.11 98.9 coingecko live 2026-09-21 16:37
peg_30d_stability 1 100.0 coingecko live 2026-09-21 16:37
peg_7d_max 1 99.8 coingecko live 2026-09-21 16:37
peg_7d_min 0.9989 97.9 coingecko live 2026-09-21 16:37
peg_7d_stddev 0.000231 98.8 coingecko live 2026-09-21 16:37
peg_current_deviation 0.0252 99.5 coingecko live 2026-09-21 16:37
peg_range_7d 0.001151 94.2 coingecko live 2026-09-21 16:37
stress_performance 2.216 75.7 coingecko live 2026-09-21 16:37
Smart Contract
admin_key_risk 10 10.0 config static 2026-09-21 16:37
blacklist_capability 0 100.0 config static 2026-09-21 16:37
bug_bounty_score 0 20.0 config static 2026-09-21 16:37
contract_verified 1 100.0 static static 2026-09-21 16:37
exploit_history 0 100.0 config static 2026-09-21 16:37
pausability 0 100.0 config static 2026-09-21 16:37
Transparency
attestation_freshness 83 53.9 cda_reducto_pdf cda 2026-09-21 16:37
auditor_quality 100 100.0 cda_reducto_pdf cda 2026-09-21 16:37
cash_equivalents_pct 100 100.0 cda_reducto_pdf cda 2026-09-21 16:37
reserve_to_supply_ratio 1.003 56.8 cda_reducto_pdf cda 2026-09-21 16:37

Evidence

Raw JSON · Score History · Witness Archive · Methodology Spec

Re-derivation

Inputs hash: ddf7a996c9ead8126a4a25135382d687

You can verify this score independently by calling GET /api/scores/usdtb and applying the published formula to the component readings. The same inputs always produce the same output.