Pith Number

pith:QBPERLJB

pith:2011:QBPERLJBGOVT5KVTFLTHTB4D76

not attested not anchored not stored refs pending

A perspective from extinct radionuclides on a Young Stellar Object: The Sun and its accretion disk

Marc Chaussidon, Nicolas Dauphas

arxiv:1105.5172 v1 · 2011-05-25 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QBPERLJBGOVT5KVTFLTHTB4D76}

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	2026-05-18T04:21:13.069396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

805e48ad2133ab3eaab32ae6798783ff966776341488ae28ab3bed956210275f

Aliases

arxiv: 1105.5172 · arxiv_version: 1105.5172v1 · doi: 10.48550/arxiv.1105.5172 · pith_short_12: QBPERLJBGOVT · pith_short_16: QBPERLJBGOVT5KVT · pith_short_8: QBPERLJB

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/QBPERLJBGOVT5KVTFLTHTB4D76 \
  | 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: 805e48ad2133ab3eaab32ae6798783ff966776341488ae28ab3bed956210275f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ee5d2a2000b973bd3c32d8bb5e396a932707e28d46f276eff32d058d3df4b9b",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-05-25T23:54:19Z",
    "title_canon_sha256": "54363f0c5ef0ce23a1980009d3b944f6a34a78ad7cc93867870f1d6bb3b18e74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5172",
    "kind": "arxiv",
    "version": 1
  }
}