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Merged
asn-d6 merged 4 commits into from
Jun 19, 2023
Merged

Whisk: add preset files #3424

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fdef954
Add Whisk preset files
dapplion Jun 14, 2023
f343045
Use N=8 for minimal preset
dapplion Jun 14, 2023
2eb09ce
Update spec_object var location
dapplion Jun 15, 2023
bcd3b08
Merge remote-tracking branch 'upstream/dev' into whisk-preset
dapplion Jun 16, 2023
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20 changes: 20 additions & 0 deletions presets/mainnet/whisk.yaml
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Original file line number Diff line number Diff line change
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# Mainnet preset - Whisk

# Misc
# ---------------------------------------------------------------
# `uint64(4)`
CURDLEPROOFS_N_BLINDERS: 4
# `uint64(2**14)`
WHISK_CANDIDATE_TRACKERS_COUNT: 16384
# `uint64(2**13)` must be < WHISK_CANDIDATE_TRACKERS_COUNT
WHISK_PROPOSER_TRACKERS_COUNT: 8192
# `Epoch(2**8)`
WHISK_EPOCHS_PER_SHUFFLING_PHASE: 256
# `uint64(2**7 - CURDLEPROOFS_N_BLINDERS)`
WHISK_VALIDATORS_PER_SHUFFLE: 124
# `Epoch(2)`
WHISK_PROPOSER_SELECTION_GAP: 2
# `uint64(2**15)` TODO: will be replaced by a fix format once there's a serialized format
WHISK_MAX_SHUFFLE_PROOF_SIZE: 32768
# `uint64(2**10)` TODO: will be replaced by a fix format once there's a serialized format
WHISK_MAX_OPENING_PROOF_SIZE: 1024
20 changes: 20 additions & 0 deletions presets/minimal/whisk.yaml
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# Minimal preset - Whisk

# Misc
# ---------------------------------------------------------------
# [customized]
CURDLEPROOFS_N_BLINDERS: 2

@asn-d6 asn-d6 Jun 14, 2023 •
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Curdleproofs always requires 4 blinders, because of how the ZK protocol is designed.

@dapplion dapplion Jun 14, 2023

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Noting that https://github.com/nalinbhardwaj/curdleproofs.pie is able to validate a generated proof with those parameters

# [customized]
WHISK_CANDIDATE_TRACKERS_COUNT: 32
# [customized]
WHISK_PROPOSER_TRACKERS_COUNT: 16
# [customized]
WHISK_EPOCHS_PER_SHUFFLING_PHASE: 4
# [customized]
WHISK_VALIDATORS_PER_SHUFFLE: 2
# [customized]
WHISK_PROPOSER_SELECTION_GAP: 1
# `uint64(2**15)` TODO: will be replaced by a fix format once there's a serialized format
WHISK_MAX_SHUFFLE_PROOF_SIZE: 32768
# `uint64(2**10)` TODO: will be replaced by a fix format once there's a serialized format
WHISK_MAX_OPENING_PROOF_SIZE: 1024
21 changes: 14 additions & 7 deletions specs/_features/whisk/beacon-chain.md
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Expand Up @@ -10,6 +10,8 @@

- [Introduction](#introduction)
- [Constants](#constants)
- [Domain types](#domain-types)
- [Preset](#preset)
- [Cryptography](#cryptography)
- [BLS](#bls)
- [Curdleproofs and opening proofs](#curdleproofs-and-opening-proofs)
Expand All @@ -35,22 +37,27 @@ This document details the beacon chain additions and changes of to support the W

## Constants

### Domain types

| Name | Value |
| ---------------------------------- | -------------------------- |
| `DOMAIN_WHISK_CANDIDATE_SELECTION` | `DomainType('0x07000000')` |
| `DOMAIN_WHISK_SHUFFLE` | `DomainType('0x07100000')` |
| `DOMAIN_WHISK_PROPOSER_SELECTION` | `DomainType('0x07200000')` |

## Preset

| Name | Value | Description |
| ---------------------------------- | -------------------------- | ----------------------------------------------------------- |
| `CURDLEPROOFS_N_BLINDERS` | `uint64(4)` | number of blinders for curdleproofs |
| `WHISK_CANDIDATE_TRACKERS_COUNT` | `uint64(2**14)` (= 16,384) | number of candidate trackers |
| `WHISK_PROPOSER_TRACKERS_COUNT` | `uint64(2**13)` (= 8,192) | number of proposer trackers |
| `WHISK_EPOCHS_PER_SHUFFLING_PHASE` | `Epoch(2**8)` (= 256) | epochs per shuffling phase |
| `WHISK_VALIDATORS_PER_SHUFFLE` | `uint64(2**7)` (= 128) | number of validators shuffled per shuffle step |
| `WHISK_VALIDATORS_PER_SHUFFLE` | `uint64(2**7 - 4)` (= 124) | number of validators shuffled per shuffle step |
| `WHISK_PROPOSER_SELECTION_GAP` | `Epoch(2)` | gap between proposer selection and the block proposal phase |
| `WHISK_MAX_SHUFFLE_PROOF_SIZE` | `uint64(2**15)` | max size of a shuffle proof |
| `WHISK_MAX_OPENING_PROOF_SIZE` | `uint64(2**10)` | max size of a opening proof |

| Name | Value |
| ---------------------------------- | -------------------------- |
| `DOMAIN_WHISK_CANDIDATE_SELECTION` | `DomainType('0x07000000')` |
| `DOMAIN_WHISK_SHUFFLE` | `DomainType('0x07100000')` |
| `DOMAIN_WHISK_PROPOSER_SELECTION` | `DomainType('0x07200000')` |

## Cryptography

### BLS
Expand Down