Pith Number

pith:YRCBDTOV

pith:2012:YRCBDTOVCFO6PCFH5NKRPQDKQG

not attested not anchored not stored refs pending

Implementing Molecular Hydrogen in Hydrodynamic Simulations of Galaxy Formation

Adrienne Stilp, Charlotte Christensen, Fabio Governato, James Wadsley, Sijing Shen, Thomas Quinn

arxiv:1205.5567 v1 · 2012-05-24 · 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{YRCBDTOVCFO6PCFH5NKRPQDKQG}

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	2026-05-18T01:57:17.611200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c44411cdd5115de788a7eb5517c06a81b52c758d9f879782a8c8f26f8e15e485

Aliases

arxiv: 1205.5567 · arxiv_version: 1205.5567v1 · doi: 10.48550/arxiv.1205.5567 · pith_short_12: YRCBDTOVCFO6 · pith_short_16: YRCBDTOVCFO6PCFH · pith_short_8: YRCBDTOV

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/YRCBDTOVCFO6PCFH5NKRPQDKQG \
  | 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: c44411cdd5115de788a7eb5517c06a81b52c758d9f879782a8c8f26f8e15e485

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e7ac289b477b99204eab6c6d342ea32cb67d5620dc9226ef5ed2bf4a3d9ecfc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-05-24T20:46:25Z",
    "title_canon_sha256": "f04bbc60879b1787055f8004d3917db18286f80294bad4dba531ca478cb27aa5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.5567",
    "kind": "arxiv",
    "version": 1
  }
}