Pith Number

pith:GVRBFD3M

pith:2006:GVRBFD3MLSJYQ3TKUBDZZZOWOQ

not attested not anchored not stored refs pending

The impacts of dark matter particle annihilation on recombination and the anisotropies of the cosmic microwave background

Le Zhang, Xuelei Chen, Yi-An Lei, Zongguo Si

arxiv:astro-ph/0603425 v3 · 2006-03-16 · 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{GVRBFD3MLSJYQ3TKUBDZZZOWOQ}

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

Fractional Dark Matter decay: cosmological imprints and observational constraints

Receipt and verification

First computed	2026-07-04T15:25:44.860047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3562128f6c5c93886e6aa0479ce5d6741f9dce78c836fc25b512425ded6affb4

Aliases

arxiv: astro-ph/0603425 · arxiv_version: astro-ph/0603425v3 · doi: 10.48550/arxiv.astro-ph/0603425 · pith_short_12: GVRBFD3MLSJY · pith_short_16: GVRBFD3MLSJYQ3TK · pith_short_8: GVRBFD3M

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/GVRBFD3MLSJYQ3TKUBDZZZOWOQ \
  | 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: 3562128f6c5c93886e6aa0479ce5d6741f9dce78c836fc25b512425ded6affb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77e9e7396e50039e474942956e523a5417be96d5c4088458b62ff43de707fb9f",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-03-16T15:46:33Z",
    "title_canon_sha256": "e80bcf3c931ecd30d7ec6c336d507cfaac668e822e59e5f2455654e7169ba09f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0603425",
    "kind": "arxiv",
    "version": 3
  }
}