Pith Number

pith:4G6LJ6U4

pith:2019:4G6LJ6U42YYQJRO5DDB2ARUD2R

not attested not anchored not stored refs pending

Mutual Information for the Stochastic Block Model by the Adaptive Interpolation Method

Chun Lam Chan, Jean Barbier, Nicolas Macris

arxiv:1902.07273 v2 · 2019-02-19 · cs.IT · cond-mat.dis-nn · math.IT · math.PR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4G6LJ6U42YYQJRO5DDB2ARUD2R}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:40:33.293086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1bcb4fa9cd63104c5dd18c3a04683d4565ad6d7df05fa0ec533ac9f5e9fb011

Aliases

arxiv: 1902.07273 · arxiv_version: 1902.07273v2 · doi: 10.48550/arxiv.1902.07273 · pith_short_12: 4G6LJ6U42YYQ · pith_short_16: 4G6LJ6U42YYQJRO5 · pith_short_8: 4G6LJ6U4

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/4G6LJ6U42YYQJRO5DDB2ARUD2R \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: e1bcb4fa9cd63104c5dd18c3a04683d4565ad6d7df05fa0ec533ac9f5e9fb011

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6d841c55f0e5c545129a585daf1fb4fd37eee251e9823f467c174562ee73904",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "math.IT",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-02-19T20:41:33Z",
    "title_canon_sha256": "af8a77cff3cc50538d372796d4d65a0b7f7b921ebe488258258f7a0dc9c201ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07273",
    "kind": "arxiv",
    "version": 2
  }
}