Pith Number

pith:4IL7QVA4

pith:2014:4IL7QVA4UJBWLJQ2INK6QQY5HH

not attested not anchored not stored refs pending

The VLT-FLAMES Tarantula Survey XIV. The O-Type Stellar Content of 30 Doradus

10) ((1) Space Telescope Science Institute, (10) Instituut voor Sterrenkunde), 2), (2) Astronomical Institute Anton Pannekoek, (3) Instituto de Astrofisica de Canarias, 4), (4) Universidad de La Laguna, (5) Instituto de Astrofisica de Andalucia-CSIC, (6) Scottish Universities Physics Alliance, (7) UK Astronomy Technology Centre, (8) Institute of Astronomy, (9) ESA, A. de Koter (2, Bulgarian Academy of Sciences, C. J. Evans (7), D. J. Lennon (9), European Space Astronomy Centre, H. Sana (1, Institute for Astronomy, J. Maiz Apellaniz (5), National Astronomical Observatory, N. Markova (8), N. R. Walborn (1), Royal Observatory Edinburgh, S. Simon-Diaz (3, W. D. Taylor (6)

arxiv:1402.6969 v1 · 2014-02-27 · 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{4IL7QVA4UJBWLJQ2INK6QQY5HH}

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	2026-05-18T01:44:26.466939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e217f8541ca24365a61a4355e8431d39e0e0f505ed7db359c2b01c06c42512af

Aliases

arxiv: 1402.6969 · arxiv_version: 1402.6969v1 · doi: 10.48550/arxiv.1402.6969 · pith_short_12: 4IL7QVA4UJBW · pith_short_16: 4IL7QVA4UJBWLJQ2 · pith_short_8: 4IL7QVA4

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/4IL7QVA4UJBWLJQ2INK6QQY5HH \
  | 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: e217f8541ca24365a61a4355e8431d39e0e0f505ed7db359c2b01c06c42512af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8486808f2d3a07c6e8a6710346155990ad9fdee2d462af690a69c18ccea572da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-02-27T16:56:07Z",
    "title_canon_sha256": "d3ebce4a1f274650f459d95579f5c2b802d30e51034c3a52e72e553ce9335161"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.6969",
    "kind": "arxiv",
    "version": 1
  }
}