Pith Number

pith:ZK4NS67S

pith:2009:ZK4NS67SUL3UVOJ23N4CAYEYOL

not attested not anchored not stored refs pending

Neutrinos in dense quark matter and cooling of compact stars

D. Blaschke (Wroclaw, Dubna), J. Berdermann (Zeuthen)

arxiv:0912.3075 v1 · 2009-12-16 · astro-ph.SR · hep-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{ZK4NS67SUL3UVOJ23N4CAYEYOL}

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	2026-05-18T02:33:56.328844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cab8d97bf2a2f74ab93adb7820609872fa41ab024ec024d50a2d1b5fd68c1d59

Aliases

arxiv: 0912.3075 · arxiv_version: 0912.3075v1 · doi: 10.48550/arxiv.0912.3075 · pith_short_12: ZK4NS67SUL3U · pith_short_16: ZK4NS67SUL3UVOJ2 · pith_short_8: ZK4NS67S

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/ZK4NS67SUL3UVOJ23N4CAYEYOL \
  | 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: cab8d97bf2a2f74ab93adb7820609872fa41ab024ec024d50a2d1b5fd68c1d59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74077d94389d487cb8e6b22b88bd67e94d55ae0075f2258d7622974171d26588",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-12-16T08:37:24Z",
    "title_canon_sha256": "4c5af5ae2e8ae5281687e1bf38e041d1c2151b253ec13faaa673126e871c6d9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.3075",
    "kind": "arxiv",
    "version": 1
  }
}