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Apr 19, 2019
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Minor wording and spelling adjustments. #1

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12 changes: 6 additions & 6 deletions README.md
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Expand Up @@ -125,7 +125,7 @@ Unlock+Lock / Input+Output / ScriptSig+ScriptPubKey
In "real world" bitcoin the script has two parts / halves in two transactions
that get combined.
The "lock" or "output" or "ScriptPubKey" script
that locks the "unspent transaction output (UTXO)"
that locks the "unspent transaction output (UTXO)",
and the "unlock" or "input" or "ScriptSig" script that unlocks
the bitcoins.

Expand Down Expand Up @@ -169,7 +169,7 @@ Now let's split the adding `2+2` script into a two part puzzle,
that is, `?+2=4`
or into `ScriptSig` and `ScriptPubKey`.
If you know the answer you can "unlock" the bounty,
that is, the bitcoin are yours!
that is, the bitcoins are yours!
Here's the challenge:

``` ruby
Expand Down Expand Up @@ -347,7 +347,7 @@ the stack, that is, the public key (pubkey)
and the signature (sig) and
if the elliptic curve crypto validates the signature (from the input/unlock transaction)
using the public key (from the the output/lock transaction)
than the fortune is yours! If not
then the fortune is yours! If not
the number `0`, that is, `false` gets pushed onto the stack
and you're out of luck. Sorry.

Expand Down Expand Up @@ -408,10 +408,10 @@ for the public key that results
in 65 raw bytes.
Bitcoin uses elliptic curve
cryptography and the public key is a point (x,y) on
the curve where the x and y coordinates are each 256-bit (32 bytes) numbers.
the curve where the x and y coordinates are each 256-bit (32 byte) numbers.

In the uncompressed format place the x and y coordinate next to each other,
then prefix with `04` to tell that it is an uncompressed public key:
In the uncompressed format, place the x and y coordinate next to each other,
then prefix with `04` to indicate that it is an uncompressed public key:

```
prefix (1 byte) : 04
Expand Down