Pith Number

pith:FR72RIK4

pith:2004:FR72RIK4SZEAONI5MMUDJE62FF

not attested not anchored not stored refs pending

Existence of relative periodic orbits near relative equilibria

Eugene Lerman, Viktor Ginzburg

arxiv:math/0402264 v1 · 2004-02-16 · math.SG · 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{FR72RIK4SZEAONI5MMUDJE62FF}

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	2026-05-18T04:41:26.372047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c7fa8a15c964807351d63283493da2942220f00fc3051e11cdeb5125fbba795

Aliases

arxiv: math/0402264 · arxiv_version: math/0402264v1 · doi: 10.48550/arxiv.math/0402264 · pith_short_12: FR72RIK4SZEA · pith_short_16: FR72RIK4SZEAONI5 · pith_short_8: FR72RIK4

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/FR72RIK4SZEAONI5MMUDJE62FF \
  | 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: 2c7fa8a15c964807351d63283493da2942220f00fc3051e11cdeb5125fbba795

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e11cc841b5389e52dc5cfd18285cf220d89d1d7d03235e8347c088831fdb662",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "",
    "primary_cat": "math.SG",
    "submitted_at": "2004-02-16T18:17:35Z",
    "title_canon_sha256": "c9c763051cd363df2da05af2b999f335c37c1906add4b9c8d009699a0fa6cf42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0402264",
    "kind": "arxiv",
    "version": 1
  }
}