Pith Number

pith:J6RDXRNV

pith:2012:J6RDXRNVJRCN5STPRHUPY5XPOT

not attested not anchored not stored refs pending

Massive open star clusters using the VVV survey II. Discovery of six clusters with Wolf-Rayet stars

A. Herv\'e, A.-N. Chen\'e, C. Bonatto, C. Feinstein, C. Moni Bidin, D. Geisler, D. J. Majaess, D. Minniti, F. Martins, F. Mauro, G. Baume, J. Borissova, J.-C. Bouret, J. P. Emerson, J. R. A. Clarke, L. Mahy, M. Catelan, M. S. N. Kumar, O. Schnurr, P. Lucas, R. de Grijs, R. Kurtev, V. D. Ivanov

arxiv:1211.2801 v1 · 2012-11-12 · 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{J6RDXRNVJRCN5STPRHUPY5XPOT}

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	2026-05-18T01:53:16.567595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fa23bc5b54c44deca6f89e8fc76ef74d61665c88dcfa0265527c5d1c8450c13

Aliases

arxiv: 1211.2801 · arxiv_version: 1211.2801v1 · doi: 10.48550/arxiv.1211.2801 · pith_short_12: J6RDXRNVJRCN · pith_short_16: J6RDXRNVJRCN5STP · pith_short_8: J6RDXRNV

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/J6RDXRNVJRCN5STPRHUPY5XPOT \
  | 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: 4fa23bc5b54c44deca6f89e8fc76ef74d61665c88dcfa0265527c5d1c8450c13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55e2cd1c8dab724bbdf131fd1f0cb86ebea594be9dd8281899f766c8ef8f5534",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-11-12T21:00:00Z",
    "title_canon_sha256": "28501810aef2e61ab4a04c23874726d03f6731a62d997f5e66bf9c7a635228b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.2801",
    "kind": "arxiv",
    "version": 1
  }
}