Pith Number

pith:2RINYTGR

pith:2013:2RINYTGRPRNHKKCQCPJO5JWHS6

not attested not anchored not stored refs pending

A physical model for cosmological simulations of galaxy formation: multi-epoch validation

(2) IoA Cambridge, (3) HITS), Debora Sijacki (2), Lars Hernquist (1) ((1) Harvard/CfA, Mark Vogelsberger (1), Paul Torrey (1), Shy Genel (1), Volker Springel (3)

arxiv:1305.4931 v1 · 2013-05-21 · 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{2RINYTGRPRNHKKCQCPJO5JWHS6}

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.

Cited by

1 paper in Pith

Probing the faint-end of simulated galaxy counts at z>3

Receipt and verification

First computed	2026-05-18T01:49:48.283085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d450dc4cd17c5a75285013d2eea6c797b08371feb9fa714c9172892f66b7137d

Aliases

arxiv: 1305.4931 · arxiv_version: 1305.4931v1 · doi: 10.48550/arxiv.1305.4931 · pith_short_12: 2RINYTGRPRNH · pith_short_16: 2RINYTGRPRNHKKCQ · pith_short_8: 2RINYTGR

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/2RINYTGRPRNHKKCQCPJO5JWHS6 \
  | 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: d450dc4cd17c5a75285013d2eea6c797b08371feb9fa714c9172892f66b7137d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acc092552a46d7a6820feec0b5a1f9c914beb66ac31fda9f98916066f71b8d79",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-05-21T20:00:00Z",
    "title_canon_sha256": "36965ae107aabcb8c3923b9f27d56b58c48cfd89e50202351258066e32eebc0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.4931",
    "kind": "arxiv",
    "version": 1
  }
}