Pith Number

pith:EG2QAF7K

pith:2013:EG2QAF7KIVNS2MUAOM54OXKYF7

not attested not anchored not stored refs pending

Calibration of semi-analytic models of galaxy formation using Particle Swarm Optimization

Alejandra M. Mu\~noz Arancibia, \'Alvaro Orsi, Andr\'es N. Ruiz, Cristian A. Vega-Mart\'inez, Diego Garc\'ia Lambas, Ignacio D. Gargiulo, Mariano J. Dom\'inguez, Nelson D. Padilla, Sof\'ia A. Cora, Tom\'as E. Tecce, Yamila C. Yaryura

arxiv:1310.7034 v3 · 2013-10-25 · 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{EG2QAF7KIVNS2MUAOM54OXKYF7}

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	2026-05-18T02:20:12.757399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21b50017ea455b2d3280733bc75d582ff3e29294ae37d331686bedc53f854e62

Aliases

arxiv: 1310.7034 · arxiv_version: 1310.7034v3 · doi: 10.48550/arxiv.1310.7034 · pith_short_12: EG2QAF7KIVNS · pith_short_16: EG2QAF7KIVNS2MUA · pith_short_8: EG2QAF7K

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/EG2QAF7KIVNS2MUAOM54OXKYF7 \
  | 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: 21b50017ea455b2d3280733bc75d582ff3e29294ae37d331686bedc53f854e62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e50e9894a282d6dc406f7c0921ad3d277b3850fde26649f3694cd429d1e00027",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-10-25T20:15:34Z",
    "title_canon_sha256": "8987bd49addbd02cb3ee3aebb38e9be318730e402ca10cd7a0ad76a1a977e4f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.7034",
    "kind": "arxiv",
    "version": 3
  }
}