Pith Number

pith:4HZR47C4

pith:2018:4HZR47C4M3MZ7SEO5ZA2ALZUO7

not attested not anchored not stored refs pending

The Photometric LSST Astronomical Time-series Classification Challenge (PLAsTiCC): Selection of a performance metric for classification probabilities balancing diverse science goals

A.A. Mahabal, A. Bahmanyar, A.I. Malz, C.M. Peters, C.N. Setzer, D. Muthukrishna, D.O. Jones, E.E.O. Ishida, G. Narayan, H. Peiris, J.D. McEwen, J.R. Mart\'inez-Galarza, K.A. Ponder, K.S. Mandel, L. Galbany, M. Dai, M. Lochner, R. Biswas, R. Hlo\v{z}ek, R. Kessler, S.W. Jha, T. Allam Jr, The LSST Dark Energy Science Collaboration, The LSST Transients, Variable Stars Science Collaboration

arxiv:1809.11145 v2 · 2018-09-28 · astro-ph.IM · astro-ph.CO · 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{4HZR47C4M3MZ7SEO5ZA2ALZUO7}

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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.

Cited by

1 paper in Pith

Data challenges as a tool for time-domain astronomy

Receipt and verification

First computed	2026-07-05T03:02:05.441009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1f31e7c5c66d99fc88eee41a02f3477e0ecf48eabe738346e7eb6642b7669ba

Aliases

arxiv: 1809.11145 · arxiv_version: 1809.11145v2 · doi: 10.48550/arxiv.1809.11145 · pith_short_12: 4HZR47C4M3MZ · pith_short_16: 4HZR47C4M3MZ7SEO · pith_short_8: 4HZR47C4

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/4HZR47C4M3MZ7SEO5ZA2ALZUO7 \
  | 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: e1f31e7c5c66d99fc88eee41a02f3477e0ecf48eabe738346e7eb6642b7669ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c156cedd4324468eca65897ff795ccbaf4e74453cca751019c8301328e92150",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-09-28T17:02:31Z",
    "title_canon_sha256": "801879b15a94b4bb1fafb336a46b338457c4b95c37f568c063176d109ff210a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.11145",
    "kind": "arxiv",
    "version": 2
  }
}