Pith Number

pith:4MIJONLM

pith:2011:4MIJONLMYTHA456KC3PD2R4OIW

not attested not anchored not stored refs pending

Metric Entropy and the Optimal Prediction of Chaotic Signals

Divakar Viswanath, Kirill Serkh, Xuan Liang

arxiv:1102.3202 v2 · 2011-02-15 · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4MIJONLMYTHA456KC3PD2R4OIW}

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	2026-05-18T02:44:08.744479Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e31097356cc4ce0e77ca16de3d478e4580123964cdeeafbeba02c55a7ee6cad8

Aliases

arxiv: 1102.3202 · arxiv_version: 1102.3202v2 · doi: 10.48550/arxiv.1102.3202 · pith_short_12: 4MIJONLMYTHA · pith_short_16: 4MIJONLMYTHA456K · pith_short_8: 4MIJONLM

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/4MIJONLMYTHA456KC3PD2R4OIW \
  | 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: e31097356cc4ce0e77ca16de3d478e4580123964cdeeafbeba02c55a7ee6cad8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38d66d13b1d95c3d98f78cfe18452c808dde528f1a2880a7019feded27f8fca3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2011-02-15T22:53:49Z",
    "title_canon_sha256": "28cf498a5465d47799982dd7071a05feb1166b61157aa583922f4af34249dca8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.3202",
    "kind": "arxiv",
    "version": 2
  }
}