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dymurray/satoshi.py

Created November 16, 2018 20:04
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  1. dymurray created this gist Nov 16, 2018.
    30 changes: 30 additions & 0 deletions satoshi.py
    View file
    Original file line number Diff line number Diff line change
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    import ecdsa
    import ecdsa.ellipticcurve as EC

    curve = ecdsa.SECP256k1
    x = int('11db93e1dcdb8a016b49840f8c53bc1eb68a382e97b1482ecad7b148a6909a5c', 16)
    y = int('b2e0eaddfb84ccf9744464f82e160bfa9b8b64f9d4c03f999b8643f656b412a3', 16)
    point = EC.Point(curve.curve, x, y)
    pubkey = ecdsa.VerifyingKey.from_public_point(point, curve)

    hash1 = 90774958364900180671716888080665726921328827653065727390791155349203800699667

    r1 = 97921318692748166969765893503724782362221860890089306445657980140065784098104
    s1= 17870770544568028453805091504963125490615703388985597936947183001452377396233

    sig = ecdsa.ecdsa.Signature(r1, s1)
    if pubkey.pubkey.verifies(hash1, sig):
    print("Good")
    else:
    print("Bad")

    hash1 = 70438975929202441702137589012525894517177874894451752259863210250765743151652

    r1 = 67469108926628898148530592947733862172872496318648607111578457920563549925544
    s1= 48322980310687297275040392060954045679965067960426297271026705220954611568793

    sig = ecdsa.ecdsa.Signature(r1, s1)
    if pubkey.pubkey.verifies(hash1, sig):
    print("Good")
    else:
    print("Bad")