Pith Number

pith:AMKPLPGP

pith:2012:AMKPLPGP5ON65L75TWGL5SK3YU

not attested not anchored not stored refs pending

C/O ratio as a Dimension for Characterizing Exoplanetary Atmospheres

Nikku Madhusudhan (Yale University)

arxiv:1209.2412 v1 · 2012-09-11 · 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{AMKPLPGP5ON65L75TWGL5SK3YU}

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

2 papers in Pith

Inferring stellar metallicity and elemental abundances from kinematic and spectroscopic data using machine learning -- Implications for exoplanet host stars

New Way to Date Globular Clusters: Brown Dwarf Cooling Sequences

Receipt and verification

First computed	2026-05-18T01:54:30.334779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0314f5bccfeb9beeaffd9d8cbec95bc508c1325ff1726d40ef6016925a3b41bf

Aliases

arxiv: 1209.2412 · arxiv_version: 1209.2412v1 · doi: 10.48550/arxiv.1209.2412 · pith_short_12: AMKPLPGP5ON6 · pith_short_16: AMKPLPGP5ON65L75 · pith_short_8: AMKPLPGP

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/AMKPLPGP5ON65L75TWGL5SK3YU \
  | 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: 0314f5bccfeb9beeaffd9d8cbec95bc508c1325ff1726d40ef6016925a3b41bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb63a25faa4e010aa4a054857e8f77bfb97477a44847124f3ddd57ad373f7ba4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-09-11T20:00:00Z",
    "title_canon_sha256": "696b2b7cb6f4d29485df30f3bfb09515fe7730a0e18d47b185367b095f48bcf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2412",
    "kind": "arxiv",
    "version": 1
  }
}