Pith Number

pith:HHWLKD4X

pith:2003:HHWLKD4XEU6PRAWDA264X2DUS3

not attested not anchored not stored refs pending

Neutrinos in Physics and Astrophysics

G.G.Raffelt (MPP, Munich)

arxiv:astro-ph/0302589 v2 · 2003-02-28 · 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{HHWLKD4XEU6PRAWDA264X2DUS3}

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	2026-05-18T00:37:00.781812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39ecb50f97253cf882c306bdcbe87496dfc7faade323f3327916128b4d7cd7e9

Aliases

arxiv: astro-ph/0302589 · arxiv_version: astro-ph/0302589v2 · doi: 10.48550/arxiv.astro-ph/0302589 · pith_short_12: HHWLKD4XEU6P · pith_short_16: HHWLKD4XEU6PRAWD · pith_short_8: HHWLKD4X

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/HHWLKD4XEU6PRAWDA264X2DUS3 \
  | 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: 39ecb50f97253cf882c306bdcbe87496dfc7faade323f3327916128b4d7cd7e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d798e580fc18366ced8debfa7ea48eeec403608e5176c28be38e65fd22c784f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-02-28T09:44:21Z",
    "title_canon_sha256": "894def14d2199685be03824c273a56c782a13bdff565a5531c0be03e79a3f789"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0302589",
    "kind": "arxiv",
    "version": 2
  }
}