Pith Number

pith:IVRMHD7K

pith:2014:IVRMHD7KLIPTPRQ5WFBRLRIZQ6

not attested not anchored not stored refs pending

Evolution of the gas mass fraction in galaxy clusters

Irina Dvorkin, Yoel Rephaeli

arxiv:1406.3709 v2 · 2014-06-14 · astro-ph.GA · 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{IVRMHD7KLIPTPRQ5WFBRLRIZQ6}

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	2026-05-18T01:42:56.870636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4562c38fea5a1f37c61db14315c51987b75f6ff1fc3b71ef1af2e908319619b7

Aliases

arxiv: 1406.3709 · arxiv_version: 1406.3709v2 · doi: 10.48550/arxiv.1406.3709 · pith_short_12: IVRMHD7KLIPT · pith_short_16: IVRMHD7KLIPTPRQ5 · pith_short_8: IVRMHD7K

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/IVRMHD7KLIPTPRQ5WFBRLRIZQ6 \
  | 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: 4562c38fea5a1f37c61db14315c51987b75f6ff1fc3b71ef1af2e908319619b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62be1afc52dce9f3a5d94c1fcb79418220472f6a26d78a30b4046c94ec4a6ac2",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-06-14T10:13:39Z",
    "title_canon_sha256": "796a0aeb046594a3f6179d28c062567369e4d88a22bd9d2913e8a1aa92514552"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.3709",
    "kind": "arxiv",
    "version": 2
  }
}