Pith Number

pith:ZP2ZJNMO

pith:2022:ZP2ZJNMOY2FICF5F6FQM2DNSWM

not attested not anchored not stored refs pending

Assessing the C/O Ratio Formation Diagnostic: A Potential Trend with Companion Mass

Bruce Macintosh, Christian Marois, Christopher A. Theissen, Emily L. Rickman, Jean-Baptiste Ruffio, Kielan K. W. Hoch, Marshall D. Perrin, Quinn M. Konopacky, Travis S. Barman

arxiv:2212.04557 v2 · 2022-12-08 · 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{ZP2ZJNMOY2FICF5F6FQM2DNSWM}

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	2026-07-05T06:38:33.316227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbf594b58ec68a8117a5f160cd0db2b32a8cbb8993b5cb0fdc990e2f61c15f99

Aliases

arxiv: 2212.04557 · arxiv_version: 2212.04557v2 · doi: 10.48550/arxiv.2212.04557 · pith_short_12: ZP2ZJNMOY2FI · pith_short_16: ZP2ZJNMOY2FICF5F · pith_short_8: ZP2ZJNMO

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/ZP2ZJNMOY2FICF5F6FQM2DNSWM \
  | 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: cbf594b58ec68a8117a5f160cd0db2b32a8cbb8993b5cb0fdc990e2f61c15f99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f0f7490b844892c4b67661701e50e0861d6c4fa760813bf52c9748dbaf6a2aa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-12-08T20:40:53Z",
    "title_canon_sha256": "11b928d75c3c63f6fbb7df8b83a883c3bf14264f39e8d4b9cc1ced63d3e6a97d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.04557",
    "kind": "arxiv",
    "version": 2
  }
}