Pith Number

pith:XMSBT546

pith:2011:XMSBT546JMXZR4AW4XJZMDJQUG

not attested not anchored not stored refs pending

Star-formation efficiency and metal enrichment of the intracluster medium in local massive clusters of galaxies

Daniele Pierini, Ewald Puchwein, Peter Schneider, Tatiana F. Lagan\'a, Thomas H. Reiprich, Yu-Ying Zhang

arxiv:1109.0390 v2 · 2011-09-02 · 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{XMSBT546JMXZR4AW4XJZMDJQUG}

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	2026-05-18T02:00:42.825670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb2419f79e4b2f98f016e5d3960d30a1b6ab99eee7baca620c0ac0bb36d32c6d

Aliases

arxiv: 1109.0390 · arxiv_version: 1109.0390v2 · doi: 10.48550/arxiv.1109.0390 · pith_short_12: XMSBT546JMXZ · pith_short_16: XMSBT546JMXZR4AW · pith_short_8: XMSBT546

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/XMSBT546JMXZR4AW4XJZMDJQUG \
  | 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: bb2419f79e4b2f98f016e5d3960d30a1b6ab99eee7baca620c0ac0bb36d32c6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31f5e63289168e6b0f4b2b57d48d45a26f97dba1f41aaf1e99e2286c6ef77d64",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-02T09:26:27Z",
    "title_canon_sha256": "fbe3f6ae3085417cc83b172a2355b37744b0362d79b642dbfade8ec9f7946efd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.0390",
    "kind": "arxiv",
    "version": 2
  }
}