Pith Number

pith:K4XBUMUN

pith:2011:K4XBUMUNEXCF53PUOYHJLWHDSJ

not attested not anchored not stored refs pending

The classification of polynomial basins of infinity

Kevin Pilgrim, Laura DeMarco

arxiv:1107.1091 v1 · 2011-07-06 · 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{K4XBUMUNEXCF53PUOYHJLWHDSJ}

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	2026-05-18T04:18:45.633798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

572e1a328d25c45eedf4760e95d8e3926883041825b78485b26ac94a46ac62b4

Aliases

arxiv: 1107.1091 · arxiv_version: 1107.1091v1 · doi: 10.48550/arxiv.1107.1091 · pith_short_12: K4XBUMUNEXCF · pith_short_16: K4XBUMUNEXCF53PU · pith_short_8: K4XBUMUN

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/K4XBUMUNEXCF53PUOYHJLWHDSJ \
  | 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: 572e1a328d25c45eedf4760e95d8e3926883041825b78485b26ac94a46ac62b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71edf4d981168c9656905625d3b3cefc2a2aa14cbc608e246940fc914f499285",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2011-07-06T10:53:52Z",
    "title_canon_sha256": "f37b21be46252e9fb1db120bc6f703988db6bfffd09161dbdfa0d4e384e86874"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1091",
    "kind": "arxiv",
    "version": 1
  }
}