Pith Number

pith:5M3RFDCP

pith:2019:5M3RFDCPKUDG3RUYH7F4PZW3NE

not attested not anchored not stored refs pending

Whiskered KAM Tori of Conformally Symplectic Systems

Alessandra Celletti, Rafael de la Llave, Renato C. Calleja

arxiv:1901.06059 v2 · 2019-01-18 · 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{5M3RFDCPKUDG3RUYH7F4PZW3NE}

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	2026-05-17T23:55:38.100388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb37128c4f55066dc6983fcbc7e6db6923f0a107dec23f541ac3c719a2ff3130

Aliases

arxiv: 1901.06059 · arxiv_version: 1901.06059v2 · doi: 10.48550/arxiv.1901.06059 · pith_short_12: 5M3RFDCPKUDG · pith_short_16: 5M3RFDCPKUDG3RUY · pith_short_8: 5M3RFDCP

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/5M3RFDCPKUDG3RUYH7F4PZW3NE \
  | 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: eb37128c4f55066dc6983fcbc7e6db6923f0a107dec23f541ac3c719a2ff3130

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7204416f702205de89a0b5220087c69662cb6b38b05f0c1d64f85229147ebae2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-01-18T02:18:11Z",
    "title_canon_sha256": "68188e7ad50127ac1410c841c6db85650b3b62909e4bf8d662fd002cf9afd568"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.06059",
    "kind": "arxiv",
    "version": 2
  }
}