Pith Number

pith:WB3L6VNH

pith:1999:WB3L6VNH54XI65ELAZYZB4ZSD4

not attested not anchored not stored refs pending

Neutrino emission due to proton pairing in neutron stars

A.D. Kaminker (1), D.G. Yakovlev (1) ((1) Ioffe Institute, P. Haensel (2), St.-Petersburg (2) Copernicus Astronomical Center, Warsaw)

arxiv:astro-ph/9904166 v1 · 1999-04-13 · 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{WB3L6VNH54XI65ELAZYZB4ZSD4}

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	2026-05-18T04:21:32.304802Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b076bf55a7ef2e8f748b067190f3321f16e184fa0952a3dbda4117449c11fe39

Aliases

arxiv: astro-ph/9904166 · arxiv_version: astro-ph/9904166v1 · doi: 10.48550/arxiv.astro-ph/9904166 · pith_short_12: WB3L6VNH54XI · pith_short_16: WB3L6VNH54XI65EL · pith_short_8: WB3L6VNH

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/WB3L6VNH54XI65ELAZYZB4ZSD4 \
  | 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: b076bf55a7ef2e8f748b067190f3321f16e184fa0952a3dbda4117449c11fe39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "882e3dfb0285f582c3a3c808dc79341be5c61f2ca77da518a9493655f872d095",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-04-13T13:37:13Z",
    "title_canon_sha256": "950d7afc1655fe9b37eeac5879881daea02d9f38544d13ced865d6c73aa12e05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9904166",
    "kind": "arxiv",
    "version": 1
  }
}