Cells 价格 cell（price-cell-type）约束Cells price cell (price-cell-type) Constraints

来源：LusoCryptoLabs/cells-contracts @34dad3c / contracts/price-cell-type/src/main.rs + cells-core　·　主网 0x97bf…d4f9 / 测试网 0xe105…4294（type，cellula-sdk）Source: LusoCryptoLabs/cells-contracts @34dad3c / contracts/price-cell-type/src/main.rs + cells-core　·　mainnet 0x97bf…d4f9 / testnet 0xe105…4294 (type, cellula-sdk)

Type 脚本Type script身份 / 钱包Identity / wallet主网Mainnet测试网Testnet开源Open source社区CommunityCells（.cell 名称）Cells (.cell names)

0 → 1创建Create

Inputs 输入Inputs

tx.inputs[0]任意 cell（用于 type id）any cell (for the type id)

➜

Outputs 输出Outputs

price cellCell{ type: { codeHash: PRICE_TYPE, hashType: type, args: blake2b(inputs[0] ‖ index u64 LE) 32B }, data: 0x01 ‖ bps u32 LE }

data（5 字节）data (5 bytes)

version1B

factor4B LE u32

version 1B　数据版本data version　= 0x01 (6)
factor 4B LE u32　折扣系数（基点），乘到整张费用表上discount factor in basis points, multiplies the whole fee schedule　126 ≤ bps ≤ 10000 (6)

data0x0110270000 ← 0x2710 = 10000 bps (full price)

data0x01a00f0000 ← 4000 bps = 40%

限制Constraints

输出数outputs：: 恰好 1 个价格 cell 输出exactly 1 price cell output (3)
data：: 5 字节，version 1，126–100005 bytes, version 1, 126–10000 (6)
args = 32 字节 type id= 32-byte type id (2)

1 → 1调价Update

Inputs 输入Inputs

price cellCell{ type: PRICE_TYPE(id), data: old, since: relative ts ≥ 21600 s }

➜

Outputs 输出Outputs

price cell′Cell{ lock: same, capacity: ≥ old, type: same, data: new }

data（5 字节）data (5 bytes)

version1B

factor4B LE u32

version 1B　数据版本data version　= 0x01 (6)
factor 4B LE u32　折扣系数（基点），乘到整张费用表上discount factor in basis points, multiplies the whole fee schedule　126 ≤ bps ≤ 10000 (6)

data0x0110270000 ← 0x2710 = 10000 bps (full price)

data0x01a00f0000 ← 4000 bps = 40%

since

flags1B

seconds7B

flags 1B　0xC0 = 相对 + 时间戳0xC0 = relative + timestamp　= 0xC0 (8)
seconds 7B　距上次更新的秒数seconds since last update　≥ 21600 (8)

since0xc000000000005460 ← 0x5460 = 21600 s

限制Constraints

数量arity：: 恰好 1 进 1 出（不能销毁 / 复制）exactly 1 in 1 out (never destroyed / duplicated) (3)
lock：: 不变unchanged (4)
capacity：: 不减not reduced (5)
data：: 新旧都合法old and new valid (6)
factor：: new×16 ∈ [old×15, old×17]（每次 ≤ 1/16）new×16 ∈ [old×15, old×17] (≤ 1/16 per step) (7)
since：: 相对时间戳（0xC0）≥ 21,600 s（6 小时）relative timestamp (0xC0) ≥ 21,600 s (6 h) (8)

部署与来源Deployments & source 未核验unverified

源码source LusoCryptoLabs/cells-contracts@34dad3c2 · contracts/price-cell-type/src/main.rs · crates/cells-core/src/lib.rs (exact commit read when writing spec/plugin (default-branch HEAD, 2026-09-28). Deployment constants from cellula-sdk@0.2.1 dist/deployments.js and docs/TRUST.md.)

二进制核验binary check 未核验unverified Data hash 0x238e…2342 (same on both networks) appears in README and docs/TRUST.md as the reproduced build output; reproducible build not attempted here.
0x238e74e1d2…f5662342: listed in README.md

网络network	code_hash	cell_dep	type_id args	数据哈希data hash	部署交易deploy tx
mainnet	`0x97bf5f760cf72f918f13704d7184933b79d4ddc1fd85075762373e531152d4f9` type	0xb3d2428eb9…8f3432b1:0 code	`0x0ed09c9930…fcb6f8b4`	`0x238e74e1d2…f5662342`	0xb3d2428eb9…8f3432b1 #20515925
testnet	`0xe1057caf161b3c720fcdb80190e89c6efc36b6b4256b3c99635fda63a9dd4294` type	0xec7c069046…26565c77:0 code	`0x6c1931c4df…41d2eba7`	`0x238e74e1d2…f5662342`	0xec7c069046…26565c77 #22395053

链上数据核对于 on-chain data checked 2026-10-21

错误码：1 Encoding，2 BadArgs，3 Arity，4 LockChanged，5 CapacityShrunk，6 BadData，7 Step，8 Cooldown（源码注释写“四分之一 / 一天”，实际常量为 1/16 与 6 小时）Error codes: 1 Encoding, 2 BadArgs, 3 Arity, 4 LockChanged, 5 CapacityShrunk, 6 BadData, 7 Step, 8 Cooldown (enum comments say “a quarter / a day”; the actual constants are 1/16 and 6 h)
account-cell-type 以编译进去的 type hash（主网 0x3f1c…7586）在 cell dep 中找该 cell；缺失或非法时按全价。account-cell-type finds this cell in cell deps by a compiled-in type hash (mainnet 0x3f1c…7586); missing or malformed means full price.

GitHub · gpBlockchain/ckb-contract-flow-html