Pith Number

pith:NQG6KTK3

pith:1994:NQG6KTK3DJHQHQXUZPOJNNUELO

not attested not anchored not stored refs pending

The Bianchi Ix (MIXMASTER) Cosmological Model is Not Integrable

A. Latifi (Universit\'e libre de Bruxelles), Centre d'\'etudes de Saclay), M. Musette (Vrije Universiteit Brussel), R. Conte (CEA

arxiv:chao-dyn/9409002 v1 · 1994-09-13 · 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{NQG6KTK3DJHQHQXUZPOJNNUELO}

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	2026-05-18T01:40:12.052011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c0de54d5b1a4f03c2f4cbdc96b6845b9b956ef1ba970334ffc546dd08417a01

Aliases

arxiv: chao-dyn/9409002 · arxiv_version: chao-dyn/9409002v1 · doi: 10.48550/arxiv.chao-dyn/9409002 · pith_short_12: NQG6KTK3DJHQ · pith_short_16: NQG6KTK3DJHQHQXU · pith_short_8: NQG6KTK3

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/NQG6KTK3DJHQHQXUZPOJNNUELO \
  | 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: 6c0de54d5b1a4f03c2f4cbdc96b6845b9b956ef1ba970334ffc546dd08417a01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2abc5ef18baaeacd04105f0e0f087ebf008f259c90cf525ac0f122072e0df28f",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "",
    "primary_cat": "chao-dyn",
    "submitted_at": "1994-09-13T07:27:48Z",
    "title_canon_sha256": "03858d8ba01af4157d2e70e639fa18f08bd92cac522f9b4c1773872c92392de9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "chao-dyn/9409002",
    "kind": "arxiv",
    "version": 1
  }
}