Pith Number

pith:FQCP443I

pith:2010:FQCP443INGZMVCJLDTSV4SXELG

not attested not anchored not stored refs pending

A semi-analytic model comparison - gas cooling and galaxy mergers

Andrew J. Benson, Fabio Fontanot, Gabriella De Lucia, Michael Boylan-Kolchin, Pierluigi Monaco

arxiv:1003.3021 v2 · 2010-03-15 · 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{FQCP443INGZMVCJLDTSV4SXELG}

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	2026-05-18T04:13:57.403235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c04fe736869b2ca892b1ce55e4ae459b92e98f95e13eac298f1947ee3aa36c5

Aliases

arxiv: 1003.3021 · arxiv_version: 1003.3021v2 · doi: 10.48550/arxiv.1003.3021 · pith_short_12: FQCP443INGZM · pith_short_16: FQCP443INGZMVCJL · pith_short_8: FQCP443I

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/FQCP443INGZMVCJLDTSV4SXELG \
  | 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: 2c04fe736869b2ca892b1ce55e4ae459b92e98f95e13eac298f1947ee3aa36c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "652b8d5fe915fa7382f0f81791fba9f619093e50c8aa9d510cb8a85845bf5ca1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-03-15T20:32:50Z",
    "title_canon_sha256": "ecd6b7b251d69cf310045c2073ed0bb648d4981855ab60aa479bd27b63bd7e11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.3021",
    "kind": "arxiv",
    "version": 2
  }
}