Pith Number

pith:U27IYO3S

pith:2002:U27IYO3SQIAEC55ZTDD3BDEAZT

not attested not anchored not stored refs pending

Front propagation techniques to calculate the largest Lyapunov exponent of dilute hard disk gases

H. van Beijeren, R. van Zon

arxiv:nlin/0201044 v2 · 2002-01-22 · 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{U27IYO3SQIAEC55ZTDD3BDEAZT}

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	2026-05-18T01:38:21.577122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6be8c3b7282004177b998c7b08c80ccfe443e5ea8f550772a747cdc8c9d5901

Aliases

arxiv: nlin/0201044 · arxiv_version: nlin/0201044v2 · doi: 10.48550/arxiv.nlin/0201044 · pith_short_12: U27IYO3SQIAE · pith_short_16: U27IYO3SQIAEC55Z · pith_short_8: U27IYO3S

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/U27IYO3SQIAEC55ZTDD3BDEAZT \
  | 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: a6be8c3b7282004177b998c7b08c80ccfe443e5ea8f550772a747cdc8c9d5901

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6fa0f8e26b53120e307f32215c27442cad45a288bf8558bf80beabc45092bc8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nlin.CD",
    "submitted_at": "2002-01-22T21:10:59Z",
    "title_canon_sha256": "559b1e1422c30c5b0b3854636f95fff2d0fa20771fca6c2fb6924bdc67c671b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nlin/0201044",
    "kind": "arxiv",
    "version": 2
  }
}