Pith Number

pith:KHIZ5K3H

pith:2009:KHIZ5K3H4HTDVL44R4NGAKZ2VG

not attested not anchored not stored refs pending

Cluster Core Heating from Merging Subclusters

J. A. ZuHone (CfA), M. Markevitch (CFA)

arxiv:0909.0560 v1 · 2009-09-03 · astro-ph.CO · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KHIZ5K3H4HTDVL44R4NGAKZ2VG}

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	2026-05-18T02:12:00.467204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51d19eab67e1e63aaf9c8f1a602b3aa9a7de643cc398ac8ea36ce94c300f04f7

Aliases

arxiv: 0909.0560 · arxiv_version: 0909.0560v1 · doi: 10.48550/arxiv.0909.0560 · pith_short_12: KHIZ5K3H4HTD · pith_short_16: KHIZ5K3H4HTDVL44 · pith_short_8: KHIZ5K3H

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/KHIZ5K3H4HTDVL44R4NGAKZ2VG \
  | 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: 51d19eab67e1e63aaf9c8f1a602b3aa9a7de643cc398ac8ea36ce94c300f04f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47850213d8bdebb5960709e6aaf5409e7e1f4cf385ad2160fecacc2475269bd3",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-09-03T02:17:15Z",
    "title_canon_sha256": "3884f00188d3e71a9287e5be00fef7d3d432561c335ebb6de3b008afdc6c1ffb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.0560",
    "kind": "arxiv",
    "version": 1
  }
}