Pith Number

pith:URMIZVIZ

pith:1998:URMIZVIZLHRFKBKNXQ2FDHMDHB

not attested not anchored not stored refs pending

Neutrino emission due to Cooper pairing of nucleons in cooling neutron stars

A.D. Kaminker, D.G. Yakovlev, K.P. Levenfish (Ioffe Physical Technical Institute, St.-Petersburg)

arxiv:astro-ph/9812366 v1 · 1998-12-19 · 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{URMIZVIZLHRFKBKNXQ2FDHMDHB}

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	2026-05-18T04:21:39.945487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4588cd51959e255054dbc34519d8338536457635087691e1ceeb9e7a953983e

Aliases

arxiv: astro-ph/9812366 · arxiv_version: astro-ph/9812366v1 · doi: 10.48550/arxiv.astro-ph/9812366 · pith_short_12: URMIZVIZLHRF · pith_short_16: URMIZVIZLHRFKBKN · pith_short_8: URMIZVIZ

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/URMIZVIZLHRFKBKNXQ2FDHMDHB \
  | 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: a4588cd51959e255054dbc34519d8338536457635087691e1ceeb9e7a953983e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc63d439696820b3251c5793edc37c2a6177c03dfa2e3102850c831e86f37859",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-12-19T14:43:23Z",
    "title_canon_sha256": "6b37f1f7b0b81a929506dad23bb811a7adc553a2e11b63b91d6d2f3787d7b148"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9812366",
    "kind": "arxiv",
    "version": 1
  }
}