Pith Number

pith:3X6Q27XA

pith:2003:3X6Q27XAFUTFHFPNW6YN73ELUW

not attested not anchored not stored refs pending

Primordial Nucleosynthesis in Light of WMAP

Brian D. Fields, Keith A. Olive, Richard H. Cyburt

arxiv:astro-ph/0302431 v2 · 2003-02-20 · 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{3X6Q27XAFUTFHFPNW6YN73ELUW}

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

2 papers in Pith

Primordial Black Holes as Dark Matter: Recent Developments

Constraints on Primordial Black Holes

Receipt and verification

First computed	2026-07-04T15:17:20.477826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddfd0d7ee02d265395edb7b0dfec8ba59f94c7e825038e25e66903b813c763a3

Aliases

arxiv: astro-ph/0302431 · arxiv_version: astro-ph/0302431v2 · doi: 10.48550/arxiv.astro-ph/0302431 · pith_short_12: 3X6Q27XAFUTF · pith_short_16: 3X6Q27XAFUTFHFPN · pith_short_8: 3X6Q27XA

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/3X6Q27XAFUTFHFPNW6YN73ELUW \
  | 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: ddfd0d7ee02d265395edb7b0dfec8ba59f94c7e825038e25e66903b813c763a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7270c03f56ad3e992736013a9c216d203817deddeeda34fb48077b61b9181f29",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-02-20T20:54:39Z",
    "title_canon_sha256": "c0df3ccffc66abec1fe8d5b169cb3648ab8fe087c9ebe30b97268d276e63c851"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0302431",
    "kind": "arxiv",
    "version": 2
  }
}