Pith Number

pith:QPBIBO6X

pith:2013:QPBIBO6XGVWNNKSLCZP3P6DEBI

not attested not anchored not stored refs pending

The Gemini NICI Planet-Finding Campaign: The Frequency of Planets around Young Moving Group Stars

Alan Boss, Andrew Skemer, Beth A. Biller, Christ Ftaclas, Douglas Lin, Douglas Toomey, Elisabete de Gouveia Dal Pino, Eric L. Nielsen, Evgenya L. Shkolnik, Fraser Clarke, I. Neill Reid, Jane Gregorio-Hetem, Jared R. Males, Laird M. Close, Mark Chun, Markus Hartung, Michael C. Liu, Niranjan Thatte, Silvia H.P. Alencar, Thomas L. Hayward, Zahed Wahhaj

arxiv:1309.1462 v1 · 2013-09-05 · 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{QPBIBO6XGVWNNKSLCZP3P6DEBI}

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	2026-05-18T01:47:49.343392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83c280bbd7356cd6aa4b165fb7f8640a1ddf9ce7d5d54f5f64e7f0e52fdc8048

Aliases

arxiv: 1309.1462 · arxiv_version: 1309.1462v1 · doi: 10.48550/arxiv.1309.1462 · pith_short_12: QPBIBO6XGVWN · pith_short_16: QPBIBO6XGVWNNKSL · pith_short_8: QPBIBO6X

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/QPBIBO6XGVWNNKSLCZP3P6DEBI \
  | 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: 83c280bbd7356cd6aa4b165fb7f8640a1ddf9ce7d5d54f5f64e7f0e52fdc8048

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad36863b16ed89e1b2b6feef27179ce2390755816ca8fa00d1c278abe6215f16",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-09-05T20:00:00Z",
    "title_canon_sha256": "c4a31e2a66ebb4db587c17e375c1abbdb6e3af9ec0359fb7bc79eba280e18229"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1462",
    "kind": "arxiv",
    "version": 1
  }
}