> For the complete documentation index, see [llms.txt](https://devs.peerplays.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://devs.peerplays.com/supporting-and-reference-docs/sidechain-operator-node-development/bitcoin-sidechain-docs/functional-specs-1.md).

# Functional Specs

- [btc-refunds](https://devs.peerplays.com/supporting-and-reference-docs/sidechain-operator-node-development/bitcoin-sidechain-docs/functional-specs-1/functional-specs.md)
- [voting-and-consensus](https://devs.peerplays.com/supporting-and-reference-docs/sidechain-operator-node-development/bitcoin-sidechain-docs/functional-specs-1/voting-and-consensus.md)
- [son-switchover](https://devs.peerplays.com/supporting-and-reference-docs/sidechain-operator-node-development/bitcoin-sidechain-docs/functional-specs-1/son-switchover.md)
- [son-rewards](https://devs.peerplays.com/supporting-and-reference-docs/sidechain-operator-node-development/bitcoin-sidechain-docs/functional-specs-1/son-rewards.md)
- [son-proposals](https://devs.peerplays.com/supporting-and-reference-docs/sidechain-operator-node-development/bitcoin-sidechain-docs/functional-specs-1/son-proposals.md)
- [son-configuration](https://devs.peerplays.com/supporting-and-reference-docs/sidechain-operator-node-development/bitcoin-sidechain-docs/functional-specs-1/son-configuration.md)
- [heartbeat-monitoring](https://devs.peerplays.com/supporting-and-reference-docs/sidechain-operator-node-development/bitcoin-sidechain-docs/functional-specs-1/heartbeat-monitoring.md)
- [BTC Transaction Processing & Signing](https://devs.peerplays.com/supporting-and-reference-docs/sidechain-operator-node-development/bitcoin-sidechain-docs/functional-specs-1/btc-transaction-processing-and-signing.md)
- [Bitcoin Withdrawal Handling](https://devs.peerplays.com/supporting-and-reference-docs/sidechain-operator-node-development/bitcoin-sidechain-docs/functional-specs-1/bitcoin-withdrawal-handling.md)
- [Bitcoin Deposit Handling](https://devs.peerplays.com/supporting-and-reference-docs/sidechain-operator-node-development/bitcoin-sidechain-docs/functional-specs-1/bitcoin-deposit-handling.md)
- [SON Multisig Bitcoin Wallet](https://devs.peerplays.com/supporting-and-reference-docs/sidechain-operator-node-development/bitcoin-sidechain-docs/functional-specs-1/son-multisig-bitcoin-wallet.md)