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Update 10_3_Running_a_Bitcoin_Script_with_P2SH.md

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10_3_Running_a_Bitcoin_Script_with_P2SH.md
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# 8.3: Running a Bitcoin Script with P2SH # 10.3: Running a Bitcoin Script with P2SH
> :information_source: **NOTE:** This is a draft in progress, so that I can get some feedback from early reviewers. It is not yet ready for learning. > :information_source: **NOTE:** This is a draft in progress, so that I can get some feedback from early reviewers. It is not yet ready for learning.
Now that you know the theory and practice behind P2SH addresses, you're ready to turn a non-standard Bitcoin Script into an actual transaction. We'll be reusing the simple locking script from [§7.2: Running a Bitcoin Script](07_2_Running_a_Bitcoin_Script.md), `OP_ADD 99 OP_EQUAL`. Now that you know the theory and practice behind P2SH addresses, you're ready to turn a non-standard Bitcoin Script into an actual transaction. We'll be reusing the simple locking script from [§9.2: Running a Bitcoin Script](09_2_Running_a_Bitcoin_Script.md), `OP_ADD 99 OP_EQUAL`.
## Create a P2SH Transaction ## Create a P2SH Transaction
@ -14,6 +14,12 @@ To lock a transaction with this Script, do the following:
* No worries about endian conversion because it's only one byte * No worries about endian conversion because it's only one byte
3. OP_EQUAL = 0x87 — a simple opcode translation 3. OP_EQUAL = 0x87 — a simple opcode translation
4. `<serialized99Equal>` = "93016387" 4. `<serialized99Equal>` = "93016387"
```
$ btcc OP_ADD 99 OP_EQUAL
93016387
```
2. Save `<serialized99Equal>` for future reference as the `redeemScript`. 2. Save `<serialized99Equal>` for future reference as the `redeemScript`.
1. `<redeemScript>` = "93016387" 1. `<redeemScript>` = "93016387"
3. SHA-256 and RIPEMD-160 hash the serialized script. 3. SHA-256 and RIPEMD-160 hash the serialized script.