Pith Number

pith:NST7HKON

pith:2019:NST7HKONMA4JVYY4KCFDVIBLLB

not attested not anchored not stored refs pending

The young massive SMC cluster NGC 330 seen by MUSE. I. Observations and stellar content

A. de Koter, C. J. Evans, D. J. Lennon, F. R. N. Schneider, F. Tramper, H. Sana, J. Bodensteiner, L. Mahy, L. R. Patrick, N. Langer, S. E. de Mink, Y. G\"otberg

arxiv:1911.03477 v1 · 2019-11-08 · 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{NST7HKONMA4JVYY4KCFDVIBLLB}

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	2026-07-05T00:38:28.759137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ca7f3a9cd60389ae31c508a3aa02b587b28aeaefcc67d0dc81bde605f8300b3

Aliases

arxiv: 1911.03477 · arxiv_version: 1911.03477v1 · doi: 10.48550/arxiv.1911.03477 · pith_short_12: NST7HKONMA4J · pith_short_16: NST7HKONMA4JVYY4 · pith_short_8: NST7HKON

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/NST7HKONMA4JVYY4KCFDVIBLLB \
  | 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: 6ca7f3a9cd60389ae31c508a3aa02b587b28aeaefcc67d0dc81bde605f8300b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52ab508cb563abf5ab58d0d951f291b1968a37de43b0621ed5a5bc0c24697f44",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-11-08T19:00:00Z",
    "title_canon_sha256": "847ca2c9322599e794dabf857a053e2587f0e02353894a19dd4a516bb36fd4e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.03477",
    "kind": "arxiv",
    "version": 1
  }
}