More cards

shared/catalog.ts

@@ -1,6 +1,6 @@
 import type { Article } from './protocol.ts';
 
-// Original summaries and verified English Wikipedia page IDs. Not simulated live responses.
+// Fixed original preview cards for an empty interface; consensus does not mint these.
 export const STARTER_ARTICLES: Article[] = [
   { pageId: 22780, title: 'Octopus', extract: 'An octopus is a soft-bodied marine mollusc with eight arms. These remarkable animals use camouflage, problem-solving, and jet propulsion to navigate their world.', category: 'Nature', revisionId: 0, source: 'offline', url: 'https://en.wikipedia.org/?curid=22780', image: 'https://upload.wikimedia.org/wikipedia/commons/5/57/Octopus2.jpg' },
   { pageId: 736, title: 'Albert Einstein', extract: 'Albert Einstein was a theoretical physicist whose work on relativity transformed our understanding of space, time, and gravity. He received the 1921 Nobel Prize in Physics.', category: 'People', revisionId: 0, source: 'offline', url: 'https://en.wikipedia.org/?curid=736', image: 'https://upload.wikimedia.org/wikipedia/commons/2/28/Albert_Einstein_Head_cleaned.jpg' },

shared/enrichment.ts

@@ -25,6 +25,29 @@ export interface PageEnrichment {
   stats: { attention: number | null; depth: number; reach: number };
 }
 
+/** Immutable numeric Wikipedia metrics committed to a minted block. */
+export type MintStatsSnapshot = {
+  capturedAt: string;
+  revisionId: number;
+  pageBytes: number;
+  languageCount: number;
+  languagesTruncated: boolean;
+  pageviews: PageEnrichment['pageviews'];
+  stats: PageEnrichment['stats'];
+};
+
+export function snapshotStats(data: PageEnrichment): MintStatsSnapshot {
+  return {
+    capturedAt: new Date().toISOString(),
+    revisionId: data.revisionId,
+    pageBytes: data.pageBytes,
+    languageCount: data.languageCount,
+    languagesTruncated: data.languagesTruncated,
+    pageviews: { ...data.pageviews, months: data.pageviews.months.map(item => ({ ...item })) },
+    stats: { ...data.stats },
+  };
+}
+
 /** Attention uses the latest completed month's views, not the six-month total. */
 export function deriveStats(pageBytes: number, languageCount: number, monthlyViews: number | null): PageEnrichment['stats'] {
   const score = (value: number, scale: number) => {

shared/testnet.ts

@@ -1,19 +1,21 @@
 import type { Article } from './protocol.ts';
+import type { MintStatsSnapshot } from './enrichment.ts';
 
-export const NETWORK = 'wikideck-randomx-testnet-2' as const;
+export const NETWORK = 'wikideck-randomx-testnet-4' as const;
 export const CONSENSUS = {
-  version: 2, targetSeconds: 30, retargetInterval: 10, medianWindow: 11,
+  version: 4, targetSeconds: 30, retargetInterval: 10, medianWindow: 11,
   commitments: 'sha256-domain-separated-counted-merkle-v1', randomx: '1.2.1', powEndian: 'big',
   maxFutureSeconds: 120, epochBlocks: 2048, epochDelay: 64,
   maxTransactions: 64, coinbaseMaturity: 2, maxBlockBytes: 64 * 1024,
+  articleSource: 'wikipedia-random-with-image-and-stats-v1',
 } as const;
 export type NftTransfer = {
   network: typeof NETWORK; chainId: string; cardHash: string; from: string; to: string;
   sequence: number; publicKey: string; signature: string;
 };
 export type BlockHeader = {
-  version: 2; network: typeof NETWORK; chainId: string; height: number;
-  previousHash: string; createdAt: number; article: Article;
+  version: 4; network: typeof NETWORK; chainId: string; height: number;
+  previousHash: string; createdAt: number; article: Article; statsSnapshot: MintStatsSnapshot;
   owner: string; publicKey: string; nonce: number; target: string; key: string;
   transactionsRoot: string; stateRoot: string;
 };
@@ -27,7 +29,7 @@ export type NftState = Record<string, { owner: string; sequence: number; mintedH
 export type TestnetSnapshot = {
   network: typeof NETWORK; chainId: string; genesis: string; tip: string; cumulativeWork: string;
   blocks: TestnetBlock[]; transfers: NftTransfer[]; pendingTransfers: NftTransfer[];
-  nextArticle: Article; peers: number; algorithm: 'RandomX'; maturity: number;
+  peers: number; algorithm: 'RandomX'; maturity: number;
 };
 export function nftTransferMessage(t: Omit<NftTransfer, 'publicKey' | 'signature'>): string {
   return JSON.stringify([NETWORK, 'nft-transfer', t.chainId, t.cardHash, t.from, t.to, t.sequence]);
@@ -35,9 +37,16 @@ export function nftTransferMessage(t: Omit<NftTransfer, 'publicKey' | 'signature
 export function articleTuple(a: Article): unknown[] {
   return [a.pageId, a.revisionId, a.title, a.extract, a.image ?? '', a.url, a.source, a.category];
 }
+export function statsSnapshotTuple(s: MintStatsSnapshot): unknown[] {
+  return [s.capturedAt, s.revisionId, s.pageBytes, s.languageCount, s.languagesTruncated,
+    [s.pageviews.status, s.pageviews.months.map(item => [item.month, item.views]), s.pageviews.latestMonth,
+      s.pageviews.total, s.pageviews.dailyAverage, s.pageviews.trendPercent],
+    [s.stats.attention, s.stats.depth, s.stats.reach]];
+}
 export function headerMessage(h: BlockHeader): string {
   return JSON.stringify([NETWORK, h.version, h.chainId, h.height, h.previousHash, h.createdAt,
-    articleTuple(h.article), h.owner, h.publicKey, h.target, h.key, h.transactionsRoot, h.stateRoot]);
+    articleTuple(h.article), statsSnapshotTuple(h.statsSnapshot), h.owner, h.publicKey,
+    h.target, h.key, h.transactionsRoot, h.stateRoot]);
 }
 export function blockClaimMessage(hash: string): string {
   return JSON.stringify([NETWORK, 'block-claim', hash]);

shared/wallet-backup.ts

@@ -1,5 +1,5 @@
 // Browser/Node WebCrypto only: this module never reads storage or sends data.
-const NETWORK = 'wikideck-randomx-testnet-2';
+const NETWORK = 'wikideck-randomx-testnet-4';
 const ITERATIONS = 600_000;
 const MAX_BYTES = 32 * 1024;
 const encoder = new TextEncoder();
@@ -7,7 +7,7 @@ const encoder = new TextEncoder();
 export type WalletBackup = {
   format: 'wikideck-wallet-backup';
   version: 1;
-  network: 'wikideck-randomx-testnet-2';
+  network: 'wikideck-randomx-testnet-4';
   kdf: 'PBKDF2-SHA256';
   iterations: 600000;
   cipher: 'AES-256-GCM';