Pith Number

pith:QU2F72GE

pith:2014:QU2F72GEWUO37UGG4OWZZ63J4F

not attested not anchored not stored refs pending

A semi-analytic model comparison: testing cooling models against hydrodynamical simulations

2: Carnegie Institution for Science, 3: INAF-OATs, 4: HITS, 5: Univ. Trieste, 6: Univ. Maryland), Andrew Benson (2), Fabio Fontanot (4), Gabriella De Lucia (3), Heidelberg, INAF-OATs, INFN-TS, Michael Boylan-Kolchin (6) (1: Univ. Trieste, Pierluigi Monaco (1), Stefano Borgani (5)

arxiv:1404.0811 v1 · 2014-04-03 · 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{QU2F72GEWUO37UGG4OWZZ63J4F}

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	2026-05-18T01:43:42.700348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85345fe8c4b51dbfd0c6e3ad9cfb69e1441afbb7911c5059a0735ee46e5a8ccb

Aliases

arxiv: 1404.0811 · arxiv_version: 1404.0811v1 · doi: 10.48550/arxiv.1404.0811 · pith_short_12: QU2F72GEWUO3 · pith_short_16: QU2F72GEWUO37UGG · pith_short_8: QU2F72GE

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/QU2F72GEWUO37UGG4OWZZ63J4F \
  | 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: 85345fe8c4b51dbfd0c6e3ad9cfb69e1441afbb7911c5059a0735ee46e5a8ccb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fd860c84c0770abdc0b5f4d5a60511a1b5b39040ddf0569573683d8948395c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-04-03T09:02:29Z",
    "title_canon_sha256": "0eeba92083cd6e046eb896bf6a45ce7f695846ec4350ee8ac229658d3827e71d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0811",
    "kind": "arxiv",
    "version": 1
  }
}