Pith Number

pith:FU53ELSY

pith:2015:FU53ELSYW4AZE7YDKCYQNJ3FEM

not attested not anchored not stored refs pending

Braid Equivalence in the H\'enon Family I

Andr\'e de Carvalho, Peter Hazard, Toby Hall

arxiv:1506.04639 v1 · 2015-06-15 · math.DS · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FU53ELSYW4AZE7YDKCYQNJ3FEM}

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	2026-05-18T01:49:25.320720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d3bb22e58b701927f0350b106a765231c70ec9767128f8c7ef25eb02cf932ff

Aliases

arxiv: 1506.04639 · arxiv_version: 1506.04639v1 · doi: 10.48550/arxiv.1506.04639 · pith_short_12: FU53ELSYW4AZ · pith_short_16: FU53ELSYW4AZE7YD · pith_short_8: FU53ELSY

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/FU53ELSYW4AZE7YDKCYQNJ3FEM \
  | 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: 2d3bb22e58b701927f0350b106a765231c70ec9767128f8c7ef25eb02cf932ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e5eac8c6db88f458eb1f6e4f3c922f580e211b1f4551114e0f1b2572f4f3ef3",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-06-15T15:49:03Z",
    "title_canon_sha256": "6f975c86e44ee916a9865a2775b0ec35c3e25262018f8fd7bd8293933607765e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.04639",
    "kind": "arxiv",
    "version": 1
  }
}