Pith Number

pith:4MFG2VON

pith:2014:4MFG2VONX7LRBP4I3JVLSKSNPW

not attested not anchored not stored refs pending

How dusty is alpha Centauri? Excess or non-excess over the infrared photospheres of main-sequence stars

(10) UJF-Grenoble 1, (11) European Southern Observatory, 12), (12) Max Planck Institut f\"ur Astronomie, (13) Astrophysics Science Division, (14) Instituto Nacional de Astrof\'isica, (15) Institute of planetary Research, 16), (16) Leiden Observatory, (17) Astrophysikalisches Institut und Universit\"atssternwarte, (18) Astrophysics Mission Division, (19) NASA Goddard Space Flight Center, (20) Dept. of Physics & Astronomy, 21), (21) Space Science & Technology Department, (22) Institute for Theoretical Physics, (2) Observatoire de Paris, (3) Department of Astronomy, (4) ESA - ESAC Gaia SOC. P.O., (5) Jet Propulsion Laboratory, (6) Departamento de F\'isica Te\'orica, (7) Departamento de Astrof\'isica, (8) NASA Herschel Science Center, 9), A. Bayo Aran (11, A. Mora (4), Analysis Center, A. Roberge (19), Astrophysics, A. V. Krivov (17), B. Montesinos (7), California Institute of Technology (9) Herschel Science Center, CCLRC Rutherford Appleton Laboratory, C. del Burgo (14), C. Eiroa (6), Centro de Astrobiolog\'ia (CAB, Chalmers University of Technology, Chile, CNRS-INSU, CSIC-INTA), C-XI, D. Ardila (8, European Space Agency (ESA), European Space Astronomy Centre (ESAC), Exoplanets, Facultad de Ciencias, France, Friedrich-Schiller-Universit\"at Jena, G. Bryden (5), German Aerospace Center, Germany, G. J. White (20, G. L. Pilbratt (18), G. Olofsson (3), Infrared Processing, Institut de Plan\'etologie et d'Astrophysique de Grenoble (IPAG), J. C. Augereau (10), J. P. Marshall (6), J. Wiegert (1), Laboratoire d'\'etudes spatiales et d'instrumentation en astrophysique, M. C. W. Fridlund (15, M\'exico, M. Hajigholi (1), NASA Goddard Space Flight Center, \'Optica y Electr\'onica (INAOE), P. Th\'ebault (2), Research, R. Liseau (1), Scientific Support Department ESA, S. Ertel (10), Space Sciences, Spain, Stellar Astrophysics Laboratory, Stockholm University, Sweden, S. Wolf (22) ((1) Department of Earth, The Netherlands, The Open University UK, UK, Universidad Aut\'onoma de Madrid, University of Kiel), University of Leiden, USA, W. C. Danchi (13)

arxiv:1401.6896 v2 · 2014-01-27 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4MFG2VONX7LRBP4I3JVLSKSNPW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:45:12.082069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e30a6d55cdbfd710bf88da6ab92a4d7da5ff31e5b5f2fa236d2f66a4a9d44d63

Aliases

arxiv: 1401.6896 · arxiv_version: 1401.6896v2 · doi: 10.48550/arxiv.1401.6896 · pith_short_12: 4MFG2VONX7LR · pith_short_16: 4MFG2VONX7LRBP4I · pith_short_8: 4MFG2VON

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/4MFG2VONX7LRBP4I3JVLSKSNPW \
  | 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: e30a6d55cdbfd710bf88da6ab92a4d7da5ff31e5b5f2fa236d2f66a4a9d44d63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82feef8fc9270a122813104b23a0682747635d9a7d34361c07500c39042954ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-01-27T15:40:27Z",
    "title_canon_sha256": "bf891c5df675ac0a9e9d30905fa0c087602352ba075435c5bcad7a0a661f6a25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6896",
    "kind": "arxiv",
    "version": 2
  }
}