From: Chris Duncan <chris@zoso.dev>
Date: Fri, 8 Aug 2025 01:05:04 +0000 (-0700)
Subject: Use public key for open block pow per spec.
X-Git-Tag: v0.10.5~43^2~46
X-Git-Url: https://git.codecow.com/?a=commitdiff_plain;h=fe39654d18ce234df3161c377768f92a5b9293dc;p=libnemo.git

Use public key for open block pow per spec.
---

diff --git a/src/lib/block.ts b/src/lib/block.ts
index 6bc6315..4199f29 100644
--- a/src/lib/block.ts
+++ b/src/lib/block.ts
@@ -229,8 +229,9 @@ export class Block {
 		const difficulty: bigint = (this.subtype === 'send' || this.subtype === 'change')
 			? DIFFICULTY_SEND
 			: DIFFICULTY_RECEIVE
+		const hash = +this.previous === 0 ? this.account.publicKey : this.previous
 		if (work == null) {
-			const result = await NanoPow.work_generate(this.previous, { difficulty })
+			const result = await NanoPow.work_generate(hash, { difficulty })
 			if ('error' in result) {
 				throw new Error('Failed to generate work', { cause: result.error })
 			}
@@ -239,7 +240,7 @@ export class Block {
 		if (typeof work !== 'string') {
 			throw new TypeError('Invalid work')
 		}
-		const check = await NanoPow.work_validate(work, this.previous, { difficulty })
+		const check = await NanoPow.work_validate(work, hash, { difficulty })
 		if ('error' in check) {
 			throw new Error('Failed to validate work generated', { cause: check.error })
 		}