Pith Number

pith:JB27AMXC

pith:2011:JB27AMXCRZB7LSPRAKDK6C25WX

not attested not anchored not stored refs pending

A Comparison of Galaxy Group Luminosity Functions from Semi-Analytic Models

Alexander Knebe, Brad K. Gibson, Chris B. Brook, Daisuke Kawata, Laura V. Sales, Owain N. Snaith, Patricia S\'anchez-Bl\'azquez, St\'ephanie Courty

arxiv:1104.2447 v2 · 2011-04-13 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JB27AMXCRZB7LSPRAKDK6C25WX}

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	2026-05-18T02:02:32.259197Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4875f032e28e43f5c9f10286af0b5db5d44ff38afb07363554f262fc72a82b36

Aliases

arxiv: 1104.2447 · arxiv_version: 1104.2447v2 · doi: 10.48550/arxiv.1104.2447 · pith_short_12: JB27AMXCRZB7 · pith_short_16: JB27AMXCRZB7LSPR · pith_short_8: JB27AMXC

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/JB27AMXCRZB7LSPRAKDK6C25WX \
  | 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: 4875f032e28e43f5c9f10286af0b5db5d44ff38afb07363554f262fc72a82b36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c3a276948f9d7dc4244fbbe93763f0140224f857d854e515720db68897f0f74",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-04-13T11:15:56Z",
    "title_canon_sha256": "5c14a3125e96ee627f63c181c25b798235dc3272e2b048cbca27ec447cc4bbdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.2447",
    "kind": "arxiv",
    "version": 2
  }
}