Pith Number

pith:VQM7KYOM

pith:2002:VQM7KYOMWNHUUGLYFNHNXQR3MA

not attested not anchored not stored refs pending

Big Bang Nucleosynthesis

A.D. Dolgov

arxiv:hep-ph/0201107 v2 · 2002-01-13 · hep-ph · astro-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{VQM7KYOMWNHUUGLYFNHNXQR3MA}

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	2026-05-18T01:39:09.135685Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac19f561ccb34f4a19782b4edbc23b6033f32041535dcefcdbb70aa34e8fc124

Aliases

arxiv: hep-ph/0201107 · arxiv_version: hep-ph/0201107v2 · doi: 10.48550/arxiv.hep-ph/0201107 · pith_short_12: VQM7KYOMWNHU · pith_short_16: VQM7KYOMWNHUUGLY · pith_short_8: VQM7KYOM

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/VQM7KYOMWNHUUGLYFNHNXQR3MA \
  | 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: ac19f561ccb34f4a19782b4edbc23b6033f32041535dcefcdbb70aa34e8fc124

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a97e80825e30c169caecaa659e7f188804469c34f7a9baa5149cd280c8432b0a",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2002-01-13T10:35:47Z",
    "title_canon_sha256": "fdd9d5167da42b84b3b5c87d93fd67c43e1efd58fed4d8d8a75b694fb3278bcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/0201107",
    "kind": "arxiv",
    "version": 2
  }
}