Pith Number

pith:K6YVQPTY

pith:2014:K6YVQPTY7QU33O4AN3MH4DLA7M

not attested not anchored not stored refs pending

On the use of the index N2 to derive the metallicity in metal-poor galaxie

2), 2) ((1) Instituto de Astrofisica de Canarias, (2) Departamento de Astrofisica, (3) Instituto de Astrofisica de Andalucia - CSIC, A.B. Morales-Luis (1, C. Munoz Tunon (1, E. Perez-Montero (3), Granada, J. Sanchez Almeida (1, La Laguna, Spain, Spain), Tenerife, Universidad de La Laguna

arxiv:1410.2850 v1 · 2014-10-10 · 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{K6YVQPTY7QU33O4AN3MH4DLA7M}

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	2026-05-18T01:41:49.264542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57b1583e78fc29bdbb806ed87e0d60fb14df630ed426f68146a9c51e8a73ef13

Aliases

arxiv: 1410.2850 · arxiv_version: 1410.2850v1 · doi: 10.48550/arxiv.1410.2850 · pith_short_12: K6YVQPTY7QU3 · pith_short_16: K6YVQPTY7QU33O4A · pith_short_8: K6YVQPTY

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/K6YVQPTY7QU33O4AN3MH4DLA7M \
  | 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: 57b1583e78fc29bdbb806ed87e0d60fb14df630ed426f68146a9c51e8a73ef13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0536514ce576ef09ba853ec997fb136a5fa4ca463f81d79c77613790f796454",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-10-10T17:48:19Z",
    "title_canon_sha256": "9878981a0e4483114f8a5304de89bb7bb4af864122e3eb02087cd1ea4e5340a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.2850",
    "kind": "arxiv",
    "version": 1
  }
}