Pith Number

pith:OQ4XK5HR

pith:2024:OQ4XK5HRAIA6ZN3GGME45MJMNS

not attested not anchored not stored refs pending

Combinatorial Hubbard trees for postcritically infinite unicritical polynomials and exponential maps

Dierk Schleicher, Malte Hassler

arxiv:2401.10378 v1 · 2024-01-18 · 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{OQ4XK5HRAIA6ZN3GGME45MJMNS}

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	2026-07-05T07:35:25.379250Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74397574f10201ecb7663309ceb12c6c87f106470b0b50f26484554f8318c020

Aliases

arxiv: 2401.10378 · arxiv_version: 2401.10378v1 · doi: 10.48550/arxiv.2401.10378 · pith_short_12: OQ4XK5HRAIA6 · pith_short_16: OQ4XK5HRAIA6ZN3G · pith_short_8: OQ4XK5HR

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/OQ4XK5HRAIA6ZN3GGME45MJMNS \
  | 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: 74397574f10201ecb7663309ceb12c6c87f106470b0b50f26484554f8318c020

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3933ed8ad3aae87e6a95d2fbbced3d56bc706ffb10737195ced43d84cb2f9a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2024-01-18T21:03:51Z",
    "title_canon_sha256": "74bda71bc7e31997e1a999c589ef2b637723e76b5063cd727d450dc821f28098"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.10378",
    "kind": "arxiv",
    "version": 1
  }
}