Pith Number

pith:J5ZKL6OS

pith:2021:J5ZKL6OSBHB5T7Z2G2YJS6UBET

not attested not anchored not stored refs pending

Resolving conclusions about the early Universe requires accurate nuclear measurements

Alain Coc, Cyril Pitrou, Elisabeth Vangioni, Jean-Philippe Uzan

arxiv:2104.11148 v1 · 2021-04-22 · astro-ph.CO · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J5ZKL6OSBHB5T7Z2G2YJS6UBET}

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	2026-07-05T02:34:18.199395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f72a5f9d209c3d9ff3a36b0997a8124c71a8df4c6a6a819ee9254ed92fe2ae3

Aliases

arxiv: 2104.11148 · arxiv_version: 2104.11148v1 · doi: 10.48550/arxiv.2104.11148 · pith_short_12: J5ZKL6OSBHB5 · pith_short_16: J5ZKL6OSBHB5T7Z2 · pith_short_8: J5ZKL6OS

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/J5ZKL6OSBHB5T7Z2G2YJS6UBET \
  | 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: 4f72a5f9d209c3d9ff3a36b0997a8124c71a8df4c6a6a819ee9254ed92fe2ae3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d506243bbf221eb535cd52e0008519528a4f61137c2be51703a02762371bfaa",
    "cross_cats_sorted": [
      "nucl-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-04-22T16:02:11Z",
    "title_canon_sha256": "443a4954c1521c96fe108bee5f734844bf194c6b1738e0b0ea89d68ed6f74191"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.11148",
    "kind": "arxiv",
    "version": 1
  }
}