Pith Number

pith:EXGWY5OA

pith:1999:EXGWY5OAN5TIZXLRWVMOMFFW4E

not attested not anchored not stored refs pending

Photon Spectrum Produced by the Late Decay of a Cosmic Neutrino Background

Eduard Masso, Ramon Toldra

arxiv:astro-ph/9903397 v2 · 1999-03-25 · 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{EXGWY5OAN5TIZXLRWVMOMFFW4E}

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

How neutrinos could help solving cosmological anomalies and tensions

Receipt and verification

First computed	2026-05-18T01:08:01.246857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25cd6c75c06f668cdd71b558e614b6e11896de4e22bce64b9ab3207dafc98486

Aliases

arxiv: astro-ph/9903397 · arxiv_version: astro-ph/9903397v2 · doi: 10.48550/arxiv.astro-ph/9903397 · pith_short_12: EXGWY5OAN5TI · pith_short_16: EXGWY5OAN5TIZXLR · pith_short_8: EXGWY5OA

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/EXGWY5OAN5TIZXLRWVMOMFFW4E \
  | 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: 25cd6c75c06f668cdd71b558e614b6e11896de4e22bce64b9ab3207dafc98486

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "500035c598bc81af5087cef1103dc1f0d8e221e5f5ebd4e4ed06324d252b7bcd",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-03-25T22:15:39Z",
    "title_canon_sha256": "a16f68cec70f0e159c3231df252252b221f7e92dd65497817c9485ec7c79cc04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9903397",
    "kind": "arxiv",
    "version": 2
  }
}