Pith Number

pith:DBAC4YZL

pith:2012:DBAC4YZLXUEDQ4VXA4EOJEXHL4

not attested not anchored not stored refs pending

Bayesian analysis of ages, masses, and distances to cool stars with non-LTE spectroscopic parameters

(2) Max Planck for Astrophysics, (3) Lund Observatory, (4) Research School of Astronomy, Aldo Serenelli (1), Gregory Ruchti (3), Luca Casagrande (4) ((1) Institute of Space Sciences (CSIC-IEEC), Maria Bergemann (2), Mount Stromlo)

arxiv:1212.4497 v1 · 2012-12-18 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DBAC4YZLXUEDQ4VXA4EOJEXHL4}

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	2026-05-18T01:52:30.774540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18402e632bbd083872b70708e492e75f2e9ca4b3e7b9d97d8028e52fcaefb72b

Aliases

arxiv: 1212.4497 · arxiv_version: 1212.4497v1 · doi: 10.48550/arxiv.1212.4497 · pith_short_12: DBAC4YZLXUED · pith_short_16: DBAC4YZLXUEDQ4VX · pith_short_8: DBAC4YZL

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/DBAC4YZLXUEDQ4VXA4EOJEXHL4 \
  | 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: 18402e632bbd083872b70708e492e75f2e9ca4b3e7b9d97d8028e52fcaefb72b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a61a5c2443ae465ed433eb881bce338632d170f0a6da1b6839cc9bdd6e801d33",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-12-18T21:00:01Z",
    "title_canon_sha256": "ffa7616364da0360ae1c90ff250782674ecff2692858439386a54ebbe045f224"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.4497",
    "kind": "arxiv",
    "version": 1
  }
}