Pith Number

pith:WSWKCY5P

pith:2014:WSWKCY5P4H764BNYPA2PCTZH7C

not attested not anchored not stored refs pending

Accesses to infinity from Fatou components

Bogus{\l}awa Karpi\'nska, Krzysztof Bara\'nski, N\'uria Fagella, Xavier Jarque

arxiv:1411.5473 v1 · 2014-11-20 · 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{WSWKCY5P4H764BNYPA2PCTZH7C}

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	2026-05-18T00:55:04.484624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4aca163afe1ffee05b87834f14f27f89f2a84d66638e3a337e1680bb924ecdb

Aliases

arxiv: 1411.5473 · arxiv_version: 1411.5473v1 · doi: 10.48550/arxiv.1411.5473 · pith_short_12: WSWKCY5P4H76 · pith_short_16: WSWKCY5P4H764BNY · pith_short_8: WSWKCY5P

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/WSWKCY5P4H764BNYPA2PCTZH7C \
  | 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: b4aca163afe1ffee05b87834f14f27f89f2a84d66638e3a337e1680bb924ecdb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9d5174a17370e332bb306fbb684f47a33a1e812c251b50062e0d48247249e57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-11-20T09:04:32Z",
    "title_canon_sha256": "2c255cb4371ca5e7481f765a1ac66c9c07f3b8f98713b00212f8057b6bc15df8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.5473",
    "kind": "arxiv",
    "version": 1
  }
}