Alice is purchaser, Bob is vendor and Carol manages {the marketplace} on this instance.
bitcoin-cli createwallet "W1"
{
"title": "W1",
"warning": ""
}
bitcoin-cli createwallet "W2"
{
"title": "W2",
"warning": ""
}
Alice(W1) and Bob(W2) replace their public keys within the market for an order:
"handle": "tb1qadr842f467n2hdvg579knxn396jlvq2q6as6d4" (Alice)
"pubkey": "03217c1f9fe975bbc9f2fdfdd6e4247179f188dbb8d53861eef3782b1649cd4a39"
"handle": "tb1q3ykxvwdaf9ddue9m8zsgxw4p6lev438djdayly" (Bob)
"pubkey": "021424787d68460022599d058866251192ea2abe7778781946687e6d0076511822"
One new public key for Carol is mechanically added to every order:
tb1qlm6k7sg5yl0xjujppsmmee25pdwramjq370f93 (Carol)
"pubkey": "03e9a3f746b6fe9a334e79309867ec964d89ef31be9518d6f50bf207dc5788e93a"
2of3 multisig handle is created utilizing the above 3 keys when an order is executed:
bitcoin-cli createmultisig 2 "["03217c1f9fe975bbc9f2fdfdd6e4247179f188dbb8d53861eef3782b1649cd4a39","021424787d68460022599d058866251192ea2abe7778781946687e6d0076511822","03e9a3f746b6fe9a334e79309867ec964d89ef31be9518d6f50bf207dc5788e93a"]"
{
"handle": "2N9pimWivhqQx2mKYL4arE6YB15HtGrc7hZ",
"redeemScript": "522103217c1f9fe975bbc9f2fdfdd6e4247179f188dbb8d53861eef3782b1649cd4a3921021424787d68460022599d058866251192ea2abe7778781946687e6d00765118222103e9a3f746b6fe9a334e79309867ec964d89ef31be9518d6f50bf207dc5788e93a53ae",
"descriptor": "sh(multi(2,03217c1f9fe975bbc9f2fdfdd6e4247179f188dbb8d53861eef3782b1649cd4a39,021424787d68460022599d058866251192ea2abe7778781946687e6d0076511822,03e9a3f746b6fe9a334e79309867ec964d89ef31be9518d6f50bf207dc5788e93a))#scwqjskc"
}
Alice sends 0.01 BTC to multisig handle 2N9pimWivhqQx2mKYL4arE6YB15HtGrc7hZ for this order: https://mempool.area/testnet/tx/a061d35e6ca82b7622d33afb1d4ee4d0a7a93125fefa6394fdba6f35c72c14d9
This multisig handle needs to be imported in Bitcoin Core wallets (W1 and W2) used for signing PSBT:
bitcoin-cli importmulti '[{"desc" : "sh(multi(2,03217c1f9fe975bbc9f2fdfdd6e4247179f188dbb8d53861eef3782b1649cd4a39,021424787d68460022599d058866251192ea2abe7778781946687e6d0076511822,03e9a3f746b6fe9a334e79309867ec964d89ef31be9518d6f50bf207dc5788e93a))#scwqjskc","timestamp" : "now","label" : "test", "watchonly": true}]'
A launch transaction is created to spend funds despatched to multisig earlier with 2 outputs (one belongs to Bob and different to Carol):
bitcoin-cli createpsbt "[{"txid":"a061d35e6ca82b7622d33afb1d4ee4d0a7a93125fefa6394fdba6f35c72c14d9","vout":1}]" "[{"tb1qnh8vju93xxrv7fw25l49d8lkzjgl9v02q4ppfu":"0.008"},{"tb1qxm27rdc6yu7ne4fvxx5yv4k0l4gxqq7x575xe8":"0.001"}]"
cHNidP8BAHECAAAAAdkULMc1b7r9lGP6/iUxqafQ5E4d+zrTInYrqGxe02GgAQAAAAD/////AgA1DAAAAAAAFgAUnc7JcLExhs8lyqfqVp/2FJHyseqghgEAAAAAABYAFDbV4bcaJz081SwxqEZWz/1QYAPGAAAAAAAAAAA=
Alice indicators the transaction in W1 pockets:
bitcoinc-cli walletprocesspsbt "cHNidP8BAHECAAAAAdkULMc1b7r9lGP6/iUxqafQ5E4d+zrTInYrqGxe02GgAQAAAAD/////AgA1DAAAAAAAFgAUnc7JcLExhs8lyqfqVp/2FJHyseqghgEAAAAAABYAFDbV4bcaJz081SwxqEZWz/1QYAPGAAAAAAAAAAA="
{
"psbt": "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",
"full": false
}
PSBT is shared with Bob and he indicators it in W2 pockets:
bitcoin-cli walletprocesspsbt "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"
{
"psbt": "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",
"full": true
}
Carol will finalize PSBT and broadcast the transaction:
bitcoin-cli finalizepsbt "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"
{
"hex": "0200000001d9142cc7356fbafd9463fafe2531a9a7d0e44e1dfb3ad322762ba86c5ed361a001000000fc0047304402202af6b7295640dab48482f452f30b9dc8c0eb9847d59dea9e1866d151c7c59b1d022004458f0d9134c50ef7751e113070d0046c4ae5e31a35beb13a7a19659d81832e01473044022003bb1b13fac7f61763209dd3e16c85b649fdc4842aeaa59e989682c000d477f402202aaaadd0211f20b20d1e4a6c490d40161c3569ee9903afa6e4dc6378c08bc16d014c69522103217c1f9fe975bbc9f2fdfdd6e4247179f188dbb8d53861eef3782b1649cd4a3921021424787d68460022599d058866251192ea2abe7778781946687e6d00765118222103e9a3f746b6fe9a334e79309867ec964d89ef31be9518d6f50bf207dc5788e93a53aeffffffff0200350c00000000001600149dcec970b13186cf25caa7ea569ff61491f2b1eaa08601000000000016001436d5e1b71a273d3cd52c31a84656cffd506003c600000000",
"full": true
}
bitcoin-cli sendrawtransaction 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
dad03ca8744b4809cadaa903f06a2baa5ae54bedd5bfadcdab14f3761599058d
https://mempool.area/testnet/tx/dad03ca8744b4809cadaa903f06a2baa5ae54bedd5bfadcdab14f3761599058d
