Pith Number

pith:NDOWT6EL

pith:2019:NDOWT6ELGAFJK4VBHCPNKRJTNK

not attested not anchored not stored refs pending

Big Bang Nucleosynthesis and Neutrino Cosmology

Evan B. Grohs, George M. Fuller, Joel Meyers, J. Richard Bond, Mark W. Paris, Ryan J. Cooke

arxiv:1903.09187 v3 · 2019-03-21 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NDOWT6ELGAFJK4VBHCPNKRJTNK}

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	2026-05-17T23:40:03.670532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68dd69f88b300a9572a1389ed545336a84f3c18cf610baee31792d24d259a4d6

Aliases

arxiv: 1903.09187 · arxiv_version: 1903.09187v3 · doi: 10.48550/arxiv.1903.09187 · pith_short_12: NDOWT6ELGAFJ · pith_short_16: NDOWT6ELGAFJK4VB · pith_short_8: NDOWT6EL

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/NDOWT6ELGAFJK4VBHCPNKRJTNK \
  | 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: 68dd69f88b300a9572a1389ed545336a84f3c18cf610baee31792d24d259a4d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79b8b44b47bc2e64fa475f949711f0a72472c2d74b6208de075f9f77ba333c27",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-03-21T18:37:19Z",
    "title_canon_sha256": "f3d1fcdc00716e1c311472f04e90a1c857a4665c58a6ccbea65187c37111b080"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.09187",
    "kind": "arxiv",
    "version": 3
  }
}