Pith Number

pith:4OFUUULL

pith:2025:4OFUUULLGC7XUUQKMBA5UXIW36

not attested not anchored not stored refs pending

C3PO IV: co-natal stars depleted in refractories are magnetically more active -- possible imprints of planets

Amanda I. Karakas, Boquan Chen, Chelsea X. Huang, Daniel Huber, Fan Liu, Gary Da Costa, Giacomo Cordoni, Jie Yu, John Taylor, Junhui Liu, Luca Casagrande, Melissa K. Ness, Qinghui Sun, Sharon X. Wang, Shourya Khanna, Thomas Nordlander, Yuan-Sen Ting

arxiv:2503.10339 v1 · 2025-03-13 · 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{4OFUUULLGC7XUUQKMBA5UXIW36}

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	2026-07-05T10:30:43.236454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e38b4a516b30bf7a520a6041da5d16df8640559824816a8672952342fa1161c8

Aliases

arxiv: 2503.10339 · arxiv_version: 2503.10339v1 · doi: 10.48550/arxiv.2503.10339 · pith_short_12: 4OFUUULLGC7X · pith_short_16: 4OFUUULLGC7XUUQK · pith_short_8: 4OFUUULL

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/4OFUUULLGC7XUUQKMBA5UXIW36 \
  | 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: e38b4a516b30bf7a520a6041da5d16df8640559824816a8672952342fa1161c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91ed973476404dd35d777ea9e7399fbbdc64bc97de5f1aab69f0affc50c8751a",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2025-03-13T13:17:19Z",
    "title_canon_sha256": "5b16e667bb6392a5433446534f166a90e0d914dbb0e2750baf86973193f24e90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.10339",
    "kind": "arxiv",
    "version": 1
  }
}