๐Ÿ“’ Codex 3 entries ยท Mcap #1 ยท Major

Bitcoin BTC

often called โ€˜digital goldโ€™

โšก L1๐Ÿ›ก๏ธ PoW๐Ÿ’ธ Payment
Price mock
$68,420
ALTROOKIE CODEX
๐Ÿ’ฌ TL;DR
  • The very first cryptocurrency, launched in 2009.
  • It runs without governments or banks โ€” computers worldwide keep the ledger together.
  • Its supply is capped at 21 million, which is why it's called โ€˜digital goldโ€™.

๐Ÿ“Š Stats

AwarenessAvailabilityVolatilityAgeScarcity
๐Ÿ‘‘Awareness Mcap #1
๐ŸŒAvailability 142 exchanges ยท ๐Ÿ‡ฐ๐Ÿ‡ท listed
๐ŸŽขVolatility High (ยฑ15%/mo)
๐ŸชจAge Since 2009 (16y)
๐Ÿ’ŽScarcity Cap 21M ยท 94% issued

๐Ÿงฉ How it works

Bitcoin works without any central authority. When someone sends a payment, computers around the world (miners) verify it, bundle verified transactions into a block, and record it permanently on the chain. Once recorded, no one can change it.

๐Ÿ’ธTransactionsend requestโ›๏ธVerifyglobal computers๐Ÿ“ฆBlockbundle of txsโ›“๏ธChainpermanent record
๐Ÿ’ธ A transaction is โ›๏ธ verified by computers worldwide, bundled into a ๐Ÿ“ฆ block, and recorded permanently on the โ›“๏ธ chain.

โš–๏ธ Strengths & Weaknesses

โš”๏ธ Strengths
  • The most battle-tested network (16 years, no downtime)
  • Fixed supply of 21 million (no inflation)
  • Most widely listed and traded coin in the world
๐Ÿ›ก๏ธ Weaknesses
  • Relatively slow transactions (~7 TPS)
  • High price volatility
  • Mining uses a lot of electricity

๐Ÿ‡ฐ๐Ÿ‡ท Korea Market

๐Ÿฆ Upbit๐Ÿฆ Bithumb๐Ÿฆ Coinone

Listed on all major Korean won (KRW) exchanges.

๐Ÿ”ง Tech Specs

ConsensusProof of Work (PoW)
Throughput~7 TPS
Block time~10 minutes

๐Ÿ“œ Story

  1. 2009Bitcoin network launches (first block)
  2. 2017First major bull run; goes mainstream
  3. 2024Spot ETF approved in the US

๐Ÿงฌ Evolution Line

๐Ÿค Related Coins

๐Ÿ“– Related Terms

โ“ FAQ

What is Bitcoin?
The first cryptocurrency, launched in 2009. Computers around the world keep its transaction ledger together, with no central authority.
How many bitcoins are there?
The supply is capped at 21 million. No more can ever be created, which is why it's called 'digital gold'.
Where can I buy Bitcoin?
On most cryptocurrency exchanges. In Korea, KRW exchanges such as Upbit, Bithumb, and Coinone list it. (Information only โ€” not a recommendation to use any specific exchange or to invest.)

โš ๏ธ Not investment advice. All figures are for information only (MOCK (placeholder figures, pre-CoinGecko) ยท 2026-05-30).