Pith Number

pith:EJONS5AO

pith:2016:EJONS5AON7PWZCVAXQRMDNDPAZ

not attested not anchored not stored refs pending

MUFASA: Galaxy Formation Simulations With Meshless Hydrodynamics

Philip F. Hopkins, Robert J. Thompson, Romeel Dav\'e

arxiv:1604.01418 v2 · 2016-04-05 · 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{EJONS5AON7PWZCVAXQRMDNDPAZ}

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	2026-05-18T01:05:43.563213Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

225cd9740e6fdf6c8aa0bc22c1b46f06557ce72d4ffe19ed9ec2fa844aa866aa

Aliases

arxiv: 1604.01418 · arxiv_version: 1604.01418v2 · doi: 10.48550/arxiv.1604.01418 · pith_short_12: EJONS5AON7PW · pith_short_16: EJONS5AON7PWZCVA · pith_short_8: EJONS5AO

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/EJONS5AON7PWZCVAXQRMDNDPAZ \
  | 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: 225cd9740e6fdf6c8aa0bc22c1b46f06557ce72d4ffe19ed9ec2fa844aa866aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46ae6f43f615d7d6d5504ecd9581ad39e435d25ad268a948e6e0a11ec91bcebb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-04-05T20:32:11Z",
    "title_canon_sha256": "bc794dae803c76228f06007b915dc2162c910b9f926db16245ade32f0977526d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.01418",
    "kind": "arxiv",
    "version": 2
  }
}