Pith Number

pith:ZT4XHKZW

pith:2013:ZT4XHKZWFJFWP5AVWHTZS7N64G

not attested not anchored not stored refs pending

Detection of a magnetic field in three old and inactive solar-like planet-hosting stars

A. Elmasli, C. A. Haswell, E. Nickson, J. S. Jenkins, L. Fossati, O. Kochukhov, R. J. Stancliffe

arxiv:1302.0879 v1 · 2013-02-04 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZT4XHKZWFJFWP5AVWHTZS7N64G}

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	2026-05-18T01:15:01.068386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccf973ab362a4b67f415b1e7997dbee1a0c0f1c7c045f15eae9cf93f63f169c7

Aliases

arxiv: 1302.0879 · arxiv_version: 1302.0879v1 · doi: 10.48550/arxiv.1302.0879 · pith_short_12: ZT4XHKZWFJFW · pith_short_16: ZT4XHKZWFJFWP5AV · pith_short_8: ZT4XHKZW

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/ZT4XHKZWFJFWP5AVWHTZS7N64G \
  | 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: ccf973ab362a4b67f415b1e7997dbee1a0c0f1c7c045f15eae9cf93f63f169c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "405449300b4c240553b592baac74ff1375ecdb383de5f36d73f7f1827ddc9e8d",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-02-04T21:45:18Z",
    "title_canon_sha256": "eee7f04c199af50b502f3073a59ee233929e2ff18e108d46101a505dd9b48c80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.0879",
    "kind": "arxiv",
    "version": 1
  }
}