Pith Number

pith:NZEC22CD

pith:2002:NZEC22CD4CJ2STU2THR262KXFD

not attested not anchored not stored refs pending

Neutrino Clustering in Cold Dark Matter Halos : Implications for Ultra High Energy Cosmic Rays

Chung-Pei Ma (UC Berkeley), Shwetabh Singh

arxiv:astro-ph/0208419 v2 · 2002-08-23 · astro-ph · 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{NZEC22CD4CJ2STU2THR262KXFD}

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.

Cited by

1 paper in Pith

Probing the small-scale primordial power spectrum via relic neutrinos and acoustic reheating

Receipt and verification

First computed	2026-07-04T15:18:01.252184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e482d6843e093a94e9a99e3af695728cab23ea2502be6978293dc46e750335b

Aliases

arxiv: astro-ph/0208419 · arxiv_version: astro-ph/0208419v2 · doi: 10.48550/arxiv.astro-ph/0208419 · pith_short_12: NZEC22CD4CJ2 · pith_short_16: NZEC22CD4CJ2STU2 · pith_short_8: NZEC22CD

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/NZEC22CD4CJ2STU2THR262KXFD \
  | 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: 6e482d6843e093a94e9a99e3af695728cab23ea2502be6978293dc46e750335b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4dbd1a93c1482ac49fef562d69ca5872d158948e95394686b589a1d23e9c9852",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-08-23T18:42:13Z",
    "title_canon_sha256": "092c6fd59aee9394956b39c44e0676ac4952260360910294b074a9da9c08e8b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0208419",
    "kind": "arxiv",
    "version": 2
  }
}