Pith Number

pith:CT2AC4GO

pith:1995:CT2AC4GOGUYKTHGQE6PPJK6DMT

not attested not anchored not stored refs pending

Characterization of chaos in random maps

A. Vulpiani, G. Paladin, M. Pasquini, V. Loreto

arxiv:chao-dyn/9512004 v1 · 1995-12-12 · chao-dyn · 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{CT2AC4GOGUYKTHGQE6PPJK6DMT}

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	2026-05-18T01:40:11.932011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14f40170ce3530a99cd0279ef4abc364c070e56d632961a63744a7a30e8ea534

Aliases

arxiv: chao-dyn/9512004 · arxiv_version: chao-dyn/9512004v1 · doi: 10.48550/arxiv.chao-dyn/9512004 · pith_short_12: CT2AC4GOGUYK · pith_short_16: CT2AC4GOGUYKTHGQ · pith_short_8: CT2AC4GO

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/CT2AC4GOGUYKTHGQE6PPJK6DMT \
  | 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: 14f40170ce3530a99cd0279ef4abc364c070e56d632961a63744a7a30e8ea534

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0e32c5a2be77a2c973cf20a73d704e98be3f97946e360ac53f083cb25e9a9fe",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "",
    "primary_cat": "chao-dyn",
    "submitted_at": "1995-12-12T17:32:20Z",
    "title_canon_sha256": "9919e85ce006e8fa08217b735123591a1ccce683256aecc74977d69a9d27cf14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "chao-dyn/9512004",
    "kind": "arxiv",
    "version": 1
  }
}