Pith Number

pith:POBPNOL7

pith:2004:POBPNOL7FPE6NVW4ZAWEXP63V5

not attested not anchored not stored refs pending

Cooling of neutron stars with color superconducting quark cores

D. Blaschke (U Rostock, D.N. Voskresensky (GSI Darmstadt, H. Grigorian (U Rostock, JINR Dubna), MEPhI Moscow), U Yerevan)

arxiv:astro-ph/0403171 v2 · 2004-03-07 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{POBPNOL7FPE6NVW4ZAWEXP63V5}

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	2026-05-18T00:37:17.529367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b82f6b97f2bc9e6d6dcc82c4bbfdbaf778ad410165d1037388d21a86ebd4b47

Aliases

arxiv: astro-ph/0403171 · arxiv_version: astro-ph/0403171v2 · doi: 10.48550/arxiv.astro-ph/0403171 · pith_short_12: POBPNOL7FPE6 · pith_short_16: POBPNOL7FPE6NVW4 · pith_short_8: POBPNOL7

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/POBPNOL7FPE6NVW4ZAWEXP63V5 \
  | 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: 7b82f6b97f2bc9e6d6dcc82c4bbfdbaf778ad410165d1037388d21a86ebd4b47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71f960d40768ac939f3f22ecef29d7c52fefd087a4c80b2462850cba7b869c82",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-03-07T22:14:49Z",
    "title_canon_sha256": "6c74598d8892b6fc82de510ae09cb60b71af5afbb52165adeac7522e93df8382"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0403171",
    "kind": "arxiv",
    "version": 2
  }
}