Pith Number

pith:34DZ5XXA

pith:2019:34DZ5XXAETBHM7RIYEP2K35SDZ

not attested not anchored not stored refs pending

A Gravitational Ising Model for the Statistical Bias of Galaxies

Andrew Repp, Istv\'an Szapudi

arxiv:1904.05048 v1 · 2019-04-10 · astro-ph.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{34DZ5XXAETBHM7RIYEP2K35SDZ}

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	2026-05-17T23:48:54.299551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df079edee024c2767e28c11fa56fb21e629eb40ccb58f4aceeb92de638590981

Aliases

arxiv: 1904.05048 · arxiv_version: 1904.05048v1 · doi: 10.48550/arxiv.1904.05048 · pith_short_12: 34DZ5XXAETBH · pith_short_16: 34DZ5XXAETBHM7RI · pith_short_8: 34DZ5XXA

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/34DZ5XXAETBHM7RIYEP2K35SDZ \
  | 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: df079edee024c2767e28c11fa56fb21e629eb40ccb58f4aceeb92de638590981

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54e554f93d8001e70f48ce71e17568a13d7b741b6f02fb2ab3bfcb3443c8bd39",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-04-10T08:13:20Z",
    "title_canon_sha256": "a3bc9539eaf2a125a692e12ac32bbaa245c1a2bd28ce33f4737922b224a78464"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.05048",
    "kind": "arxiv",
    "version": 1
  }
}