Pith Number

pith:E4QHTDTS

pith:2014:E4QHTDTSVJQIDZ4LHSRRMMEWQ3

not attested not anchored not stored refs pending

The Solar Twin Planet Search. I. Fundamental parameters of the stellar sample

A. Alves-Brito, I. Ramirez, J. Bean, J. Melendez, J. Teske, L. Casagrande, L. Schirbel, M. Asplund, M. Bedell, M. Tucci Maia, P. Baumann, S. Dreizler, T. Monroe

arxiv:1408.4130 v1 · 2014-08-18 · 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{E4QHTDTSVJQIDZ4LHSRRMMEWQ3}

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	2026-05-18T02:32:22.036439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2720798e72aa6081e78b3ca316309686fbb7f892e9422b395579769f8ea5f25e

Aliases

arxiv: 1408.4130 · arxiv_version: 1408.4130v1 · doi: 10.48550/arxiv.1408.4130 · pith_short_12: E4QHTDTSVJQI · pith_short_16: E4QHTDTSVJQIDZ4L · pith_short_8: E4QHTDTS

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/E4QHTDTSVJQIDZ4LHSRRMMEWQ3 \
  | 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: 2720798e72aa6081e78b3ca316309686fbb7f892e9422b395579769f8ea5f25e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6152f241fdd41e279ab6eaddc6f44423f030ddc455f51244d9b3179e50647743",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-08-18T20:00:24Z",
    "title_canon_sha256": "c919329c15adb90c9a19aea508eaf3ecb0feffe13813e701c72af84978d82840"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.4130",
    "kind": "arxiv",
    "version": 1
  }
}