Pith Number

pith:HIM4YZ5S

pith:2000:HIM4YZ5SBWS6ITNILU6WZNXEKB

not attested not anchored not stored refs pending

The meromorphic non-integrability of the planar three-body problem

Alexei Tsygvintsev

arxiv:math/0009217 v2 · 2000-09-25 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HIM4YZ5SBWS6ITNILU6WZNXEKB}

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	2026-05-18T01:38:30.156344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a19cc67b20da5e44da85d3d6cb6e450789523ca61b30b291cda774a2e6a28a4

Aliases

arxiv: math/0009217 · arxiv_version: math/0009217v2 · doi: 10.48550/arxiv.math/0009217 · pith_short_12: HIM4YZ5SBWS6 · pith_short_16: HIM4YZ5SBWS6ITNI · pith_short_8: HIM4YZ5S

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/HIM4YZ5SBWS6ITNILU6WZNXEKB \
  | 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: 3a19cc67b20da5e44da85d3d6cb6e450789523ca61b30b291cda774a2e6a28a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a48c383e883e9a4d794abaaebdd90301fc58d84657450b8e66e21947cf748388",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.DS",
    "submitted_at": "2000-09-25T10:14:37Z",
    "title_canon_sha256": "ab7d2a7d3050a5db16336236eacfac44a905b92ca628e49630df7648a3e4ae9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0009217",
    "kind": "arxiv",
    "version": 2
  }
}