Pith Number

pith:RPRVUEM6

pith:2009:RPRVUEM6FWF5LKHHQQXR57GQXX

not attested not anchored not stored refs pending

Piecewise Analytic Subactions for Analytic Dynamics

Artur O. Lopes, Daniel Smania, Elismar R. Oliveira, Gonzalo Contreras

arxiv:0904.3516 v4 · 2009-04-22 · math.DS · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RPRVUEM6FWF5LKHHQQXR57GQXX}

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	2026-05-18T04:31:22.739147Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8be35a119e2d8bd5a8e7842f1efcd0bdf16e446e43fda6cb2a3a812ea7067cc5

Aliases

arxiv: 0904.3516 · arxiv_version: 0904.3516v4 · doi: 10.48550/arxiv.0904.3516 · pith_short_12: RPRVUEM6FWF5 · pith_short_16: RPRVUEM6FWF5LKHH · pith_short_8: RPRVUEM6

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/RPRVUEM6FWF5LKHHQQXR57GQXX \
  | 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: 8be35a119e2d8bd5a8e7842f1efcd0bdf16e446e43fda6cb2a3a812ea7067cc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d7d43209008d6b93c723f9739795c390ac118849b800cfd87be3f3e95e871cb",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2009-04-22T18:12:07Z",
    "title_canon_sha256": "4cafa01aee656673d5b7cda249ab263e4c1823a3e6bd4bdd4f5351c3d994b6a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.3516",
    "kind": "arxiv",
    "version": 4
  }
}