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keel
Ledger
64,751,051
Methodology
1.0.8-draft
Age
10s

LIBRE against USDC — what depth stands behind this price?

All assets

LIBRE / USDC

GAYC…F5CY

Risk band

Critical

partial confidence

A floor: the real band can only be worse.

Max safe collateral
0.09 USDC (shortened; full value 0.09202875 USDC)Limited by manipulation cost
Depth within 5%
buy0 USDCsell15.72 USDC (shortened; full value 15.72412637892523039797497842743150464309905153694 USDC)
Cost to move +50%
0.36 USDC (shortened; full value 0.368115 USDC)Reachable through the order book
Checks
5 triggered3 not evaluated

History

Window
Resolution
Source

Buy-side depth

What an order can absorb before the price moves against a buyer. The rungs are nested, so one scale covers all three.

Unchanged across the window

Lowest
0 USDC
Highest
15.00 USDC (shortened; full value 15.0051595981256817391084964222 USDC)
2026-09-26T23:51:16Z — 2026-10-03T15:09:07ZOne scale across every line on this chart
2% from mid
0 USDC
5% from mid
0 USDC
10% from mid
4.24 USDC (shortened; full value 4.242171368442018142076335991 USDC)
8 readings from horizon, with no gaps reported. One source per chart.

Checks

What fires now, how long it has been firing across the window above, and what could not run.
Cheap to move the pricenowMANIPULATION_CHEAPthroughout
Cheap next to real tradingnowMANIPULATION_RATIO_LOWthroughout
Extreme spreadnowSPREAD_EXTREMEthroughout
Thin depth at 5%nowTHIN_DEPTH_5PCTthroughout
Nothing tradable within 2%nowZERO_DEPTH_2PCT3 of 8
Price sources disagreePRICE_SOURCE_CONFLICT5 of 8
No genuine trade in 7 daysNO_GENUINE_TRADE_7D4 of 8

Not evaluated3

  • No genuine trade in 30 days
  • No genuine trade in 7 days
  • Volume may be wash traded

Evidence

The figures behind the verdict, as the engine served them.

An averaging oracle makes an attacker outweigh genuine trading as well as move the book. A market with no genuine volume has no such defence.

Cost of a 50% move, order book only
0.36 USDC (shortened; full value 0.368115 USDC)

The target is reachable through the order book

Genuine volume in the oracle window
0 USDC

Over the last 900 seconds (15 minutes), after the genuine-trade filter

Cost against genuine volume
not computed

Below 1, moving the price is cheaper than all genuine trading across the window. Not computed when there was no genuine volume or the target is unreachable

Total attack cost
0.36 USDC (shortened; full value 0.368115 USDC)

The move, plus the genuine volume an averaging oracle forces an attacker to outweigh