Pith Number

pith:B6V5IVCS

pith:2014:B6V5IVCS4FO3YV56T7NVAWVZ7L

not attested not anchored not stored refs pending

Bijections for simple and double Hurwitz numbers

Dominique Poulalhon, Enrica Duchi, Gilles Schaeffer

arxiv:1410.6521 v1 · 2014-10-23 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B6V5IVCS4FO3YV56T7NVAWVZ7L}

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	2026-05-18T02:39:25.086269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fabd45452e15dbc57be9fdb505ab9faca2f115b761bd121bc666aee753f0990

Aliases

arxiv: 1410.6521 · arxiv_version: 1410.6521v1 · doi: 10.48550/arxiv.1410.6521 · pith_short_12: B6V5IVCS4FO3 · pith_short_16: B6V5IVCS4FO3YV56 · pith_short_8: B6V5IVCS

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/B6V5IVCS4FO3YV56T7NVAWVZ7L \
  | 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: 0fabd45452e15dbc57be9fdb505ab9faca2f115b761bd121bc666aee753f0990

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8abb014673a6adf6a104e74106780e8906a46b3e5d6ad026a2ec33630aa00dbc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-10-23T23:00:22Z",
    "title_canon_sha256": "30659e1043cefe95df8d13d5fe5c96d8eefe6558b55b1a070ae363084920ab31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.6521",
    "kind": "arxiv",
    "version": 1
  }
}