Pith Number

pith:KXZCBQUZ

pith:2009:KXZCBQUZ633J4AL7U4DY4G725Z

not attested not anchored not stored refs pending

Decaying neutrinos: The long way to isotropy

Anders Basboll, Ole Eggers Bjaelde

arxiv:0911.1771 v4 · 2009-11-09 · astro-ph.CO · 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{KXZCBQUZ633J4AL7U4DY4G725Z}

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	2026-05-18T04:41:44.861745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55f220c299f6f69e017fa7078e1bfaee78642b143e7187a03996c7d52131e122

Aliases

arxiv: 0911.1771 · arxiv_version: 0911.1771v4 · doi: 10.48550/arxiv.0911.1771 · pith_short_12: KXZCBQUZ633J · pith_short_16: KXZCBQUZ633J4AL7 · pith_short_8: KXZCBQUZ

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/KXZCBQUZ633J4AL7U4DY4G725Z \
  | 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: 55f220c299f6f69e017fa7078e1bfaee78642b143e7187a03996c7d52131e122

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b44e109903ca071f8f243e3a3838bdfe36c7edaafeada3f8b7d04b4d4aa5998",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-11-09T21:00:05Z",
    "title_canon_sha256": "c9f1ae4cb8af3ea9ccca7ee832d528d73162ba818b33fbb9a8ef449b1441408e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1771",
    "kind": "arxiv",
    "version": 4
  }
}