Pith Number

pith:ZDXIMGHE

pith:2010:ZDXIMGHEG2JGJBTBGCLFKP3GD5

not attested not anchored not stored refs pending

Baryon fractions in clusters of galaxies: evidence against a preheating model for entropy generation

Chris J. Short, Frazer Pearce, Owain E. Young, Peter A. Thomas

arxiv:1007.0887 v2 · 2010-07-06 · 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{ZDXIMGHEG2JGJBTBGCLFKP3GD5}

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	2026-05-18T02:06:32.064249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8ee8618e436926486613096553f661f7e2657c6a942997d19cfe69083357b86

Aliases

arxiv: 1007.0887 · arxiv_version: 1007.0887v2 · doi: 10.48550/arxiv.1007.0887 · pith_short_12: ZDXIMGHEG2JG · pith_short_16: ZDXIMGHEG2JGJBTB · pith_short_8: ZDXIMGHE

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/ZDXIMGHEG2JGJBTBGCLFKP3GD5 \
  | 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: c8ee8618e436926486613096553f661f7e2657c6a942997d19cfe69083357b86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f496308c497cac9247e39e2fa5782711ff5f98864065477655f0b10efca72b74",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-07-06T13:25:05Z",
    "title_canon_sha256": "d544c6b381c69f4b7de1bc5b4744b4d55c19f4b3301ad7644ce39107e0541613"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.0887",
    "kind": "arxiv",
    "version": 2
  }
}