Pith Number

pith:E47PCOXI

pith:2019:E47PCOXI7LB7BAKNVZ36LN32SG

not attested not anchored not stored refs pending

Generalized Mutual Information

Zhiyi Zhang

arxiv:1907.05484 v1 · 2019-07-11 · 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{E47PCOXI7LB7BAKNVZ36LN32SG}

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	2026-05-17T23:40:48.265158Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

273ef13ae8fac3f0814dae77e5b77a91930e9de4986a6e5083686fbd04c39814

Aliases

arxiv: 1907.05484 · arxiv_version: 1907.05484v1 · doi: 10.48550/arxiv.1907.05484 · pith_short_12: E47PCOXI7LB7 · pith_short_16: E47PCOXI7LB7BAKN · pith_short_8: E47PCOXI

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/E47PCOXI7LB7BAKNVZ36LN32SG \
  | 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: 273ef13ae8fac3f0814dae77e5b77a91930e9de4986a6e5083686fbd04c39814

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fc9eea5bff3e3288b4cc7d5acdf2bc993c331d040f4d099d5d5bf5cd0a74727",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-07-11T20:57:19Z",
    "title_canon_sha256": "4074aba914e790d9e48181bc4b4f186025d8e5314d65df7c2bcf77fa0d946355"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.05484",
    "kind": "arxiv",
    "version": 1
  }
}