stechu

### Keybase proof

I hereby claim:

  * I am stechu on github.
  * I am xerophyte (https://keybase.io/xerophyte) on keybase.
  * I have a public key ASACjPBf7vb8veOUfpqgvZN26FAJHUFCswCg6c_w81UNUQo

To claim this, I am signing this object:

stechu

#!/usr/bin/env python3

from pyteal import *

#template variables
tmpl_fee = Int(1000)
tmpl_period = Int(1000)
tmpl_dur = Int(1000)
tmpl_x = Bytes("base64", "y9OJ5MRLCHQj8GqbikAUKMBI7hom+SOj8dlopNdNHXI=")
tmpl_amt = Int(2000)

stechu

periodic_pay_core = And(Txn.type_enum() == Int(1),
                        Txn.fee() <= tmpl_fee)

stechu

periodic_pay_transfer = And(Txn.close_remainder_to() ==  Global.zero_address(),
                            Txn.receiver() == tmpl_rcv,
                            Txn.amount() == tmpl_amt,
                            Txn.first_valid() % tmpl_period == Int(0),
                            Txn.last_valid() == tmpl_dur + Txn.first_valid(),
                            Txn.lease() == tmpl_x)

stechu

periodic_pay_close = And(Txn.close_remainder_to() == tmpl_rcv,
                         Txn.receiver() == Global.zero_address(),
                         Txn.first_valid() >= tmpl_timeout,
                         Txn.amount() == Int(0))

stechu

txn TypeEnum
int 1
==
txn Fee
int 1000
<=
&&
txn CloseRemainderTo
global ZeroAddress
==

stechu

#!/usr/bin/env python3

from pyteal import *
import uuid, params, base64
from algosdk import algod, transaction, account, mnemonic
from periodic_payment import periodic_pay_escrow

#--------- compile & send transaction using Goal and Python SDK ----------

teal_source = periodic_pay_escrow.teal() 

stechu

Address of Sender/Delgator: B767GZZJI4YEDKZU62INJGFIGSWQHDIH2HP6NRSSWFTFUYMCNU5LN2M53A
5113319
5113000
5114000
Transaction ID: 5UZ4WQEUCF4P5FC2NGDSAREXS3OVVVKBJ2XRU533VYQV7XLIP3WQ

stechu

Polkadot Developer Guide

Background

• Overall Architecture (Dont't read white paper. The white paper is outdated)
• Parachain achitecture[Link TBD]

Parachain Communication

• Understanding XCMP (Polkadot Crosschain Messaging, see the video only)

stechu

Hey, I'm stechu-720571 and I have contributed to the nocturne-v1 MPC Phase2 Trusted Setup ceremony.
The following are my contribution signatures:

Circuit # 1 (canonaddrsigcheck)
Contributor # 22
Contribution Hash: 23792874 1a9d0673 68aa25c9 8170258e
		c15afd90 8e8a53c6 7a4a1879 80ad46d7
		f87d17bd 172d13c6 bf418777 9de568af
		9871301f f3636ec7 06122bc2 7696e968