Pith Number

pith:37JOZH7T

pith:2013:37JOZH7TJ4A6RBQ6WXPIMHMSO2

not attested not anchored not stored refs pending

Two Super-Earths Orbiting the Solar Analogue HD41248 on the edge of a 7:5 Mean Motion Resonance

Felipe Murgas, James S. Jenkins, Mikko Tuomi, Oleksiy Ivanyuk, Ramon Brasser

arxiv:1304.7374 v2 · 2013-04-27 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{37JOZH7TJ4A6RBQ6WXPIMHMSO2}

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	2026-05-18T01:50:21.078332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfd2ec9ff34f01e8861eb5de861d9276b8bd195962106b0c9a1fa934df7f0b50

Aliases

arxiv: 1304.7374 · arxiv_version: 1304.7374v2 · doi: 10.48550/arxiv.1304.7374 · pith_short_12: 37JOZH7TJ4A6 · pith_short_16: 37JOZH7TJ4A6RBQ6 · pith_short_8: 37JOZH7T

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/37JOZH7TJ4A6RBQ6WXPIMHMSO2 \
  | 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: dfd2ec9ff34f01e8861eb5de861d9276b8bd195962106b0c9a1fa934df7f0b50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c97c801da61c6e75b330fb8be95e65aaca8fb70f9dc6d452f310b15997a150e",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-04-27T14:19:05Z",
    "title_canon_sha256": "8b690860589f1926e9b124e9b8323ec5a167456c331ae0364eaf502d906da1fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.7374",
    "kind": "arxiv",
    "version": 2
  }
}