Pith Number

pith:XY72ZFZ2

pith:2014:XY72ZFZ2EPYNDKXHK2BL25HMOZ

not attested not anchored not stored refs pending

Graph Guessing Games and non-Shannon Information Inequalities

Anh N. Dang, Demetres Christofides, Emil Vaughan, Rahil Baber, S{\o}ren Riis

arxiv:1410.8349 v2 · 2014-10-30 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XY72ZFZ2EPYNDKXHK2BL25HMOZ}

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	2026-05-18T02:38:52.727923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be3fac973a23f0d1aae75682bd74ec764b77f1fa01514ceaa02fc7f82763e496

Aliases

arxiv: 1410.8349 · arxiv_version: 1410.8349v2 · doi: 10.48550/arxiv.1410.8349 · pith_short_12: XY72ZFZ2EPYN · pith_short_16: XY72ZFZ2EPYNDKXH · pith_short_8: XY72ZFZ2

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/XY72ZFZ2EPYNDKXHK2BL25HMOZ \
  | 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: be3fac973a23f0d1aae75682bd74ec764b77f1fa01514ceaa02fc7f82763e496

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de66236c2f6036824b3df29ac22bf60cb91b9a8d56f14be177f61d3a29d5942e",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-10-30T12:38:11Z",
    "title_canon_sha256": "8f19ef08e8c62bc23d0e15e8221c6993846e9e0661d9cb48b7de7028c13487fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.8349",
    "kind": "arxiv",
    "version": 2
  }
}