Pith Number

pith:GHCEDLNG

pith:2013:GHCEDLNGLTSZ6WSEWPENTOIYW6

not attested not anchored not stored refs pending

The carbon-to-oxygen ratio in stars with planets

Poul Erik Nissen

arxiv:1303.1726 v1 · 2013-03-07 · 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{GHCEDLNGLTSZ6WSEWPENTOIYW6}

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.

Cited by

1 paper in Pith

Chemical Abundances of the Bioessential Elements C, O and S, and the Refractory Elements Fe and Ni, in Solar-type Exoplanet-hosting Stars from HARPS North and South

Receipt and verification

First computed	2026-05-18T01:51:15.676260Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31c441ada65ce59f5a44b3c8d9b918b7af0cab05fc767c7413bd74f4f53c0973

Aliases

arxiv: 1303.1726 · arxiv_version: 1303.1726v1 · doi: 10.48550/arxiv.1303.1726 · pith_short_12: GHCEDLNGLTSZ · pith_short_16: GHCEDLNGLTSZ6WSE · pith_short_8: GHCEDLNG

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/GHCEDLNGLTSZ6WSEWPENTOIYW6 \
  | 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: 31c441ada65ce59f5a44b3c8d9b918b7af0cab05fc767c7413bd74f4f53c0973

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acbba052e072e8adfc8a984491eaeffbb072f51fe6d66d76d738e170711c13db",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-03-07T16:01:24Z",
    "title_canon_sha256": "69bd41fa0a55be7a914e54211592f8a6a29d688fe01a29ec02165eef6c216195"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1726",
    "kind": "arxiv",
    "version": 1
  }
}