Pith Number

pith:QL6YAXBJ

pith:2012:QL6YAXBJ4IHMSBMMLV4SDZBHZY

not attested not anchored not stored refs pending

Low Mg/Si planetary host stars and their Mg-depleted terrestrial planets

David P. O'Brien, Elisa Delgado Mena, Garik Israelian, Jade C. Carter-Bond, Jonay I. Gonzalez Hernandez, Nuno C. Santos

arxiv:1201.1939 v1 · 2012-01-09 · 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{QL6YAXBJ4IHMSBMMLV4SDZBHZY}

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

The chemical make-up of the Sun: A 2020 vision

Receipt and verification

First computed	2026-05-18T01:58:53.693131Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82fd805c29e20ec9058c5d7921e427ce2182018f4821fcf072536d580537f850

Aliases

arxiv: 1201.1939 · arxiv_version: 1201.1939v1 · doi: 10.48550/arxiv.1201.1939 · pith_short_12: QL6YAXBJ4IHM · pith_short_16: QL6YAXBJ4IHMSBMM · pith_short_8: QL6YAXBJ

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/QL6YAXBJ4IHMSBMMLV4SDZBHZY \
  | 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: 82fd805c29e20ec9058c5d7921e427ce2182018f4821fcf072536d580537f850

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4dbdbc3ad0ac53a00b1a287545f4ace57118a433bbb461e182c75c5161a4393",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-01-09T22:46:52Z",
    "title_canon_sha256": "36027cfc1e8db4ffa7b2c75fe8e77f3fff7f00f78bbada001d4b25795c643fff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1939",
    "kind": "arxiv",
    "version": 1
  }
}