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keel
Ledger
65,276,600
Methodology
1.0.8-draft
Age
5s

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%
buy6.41 USDC (shortened; full value 6.4178018907017205937920418863 USDC)sell6.54 USDC (shortened; full value 6.540932194166706106545439551859715628996094307617 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.

Lower at the end of the window than at its start

Lowest
2.58 USDC (shortened; full value 2.5859526253049918655918204277 USDC)
Highest
26.63 USDC (shortened; full value 26.6351871406096243893422468054 USDC)
2026-10-27T01:53:58Z — 2026-11-03T01:08:59ZOne scale across every line on this chart
2% from mid
2.58 USDC (shortened; full value 2.5859526253049918655918204277 USDC)
5% from mid
6.41 USDC (shortened; full value 6.4178018907017205937920418863 USDC)
10% from mid
12.68 USDC (shortened; full value 12.6845331640161577218877379719 USDC)
169 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
Price sources disagreenowPRICE_SOURCE_CONFLICT144 of 169
Nothing tradable within 2%ZERO_DEPTH_2PCT25 of 169

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