Pith Number

pith:RV6MQ2YY

pith:2009:RV6MQ2YYXOZ7XT7F6BF5NHJJD6

not attested not anchored not stored refs pending

The low-mass Initial Mass Function in the 30 Doradus starburst cluster

A. Moneti, B. Brandl, D. Hunter, G. Meylan, H. Zinnecker, M. Andersen, M. J. McCaughrean, W. Brandner

arxiv:0911.2755 v1 · 2009-11-14 · 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{RV6MQ2YYXOZ7XT7F6BF5NHJJD6}

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	2026-05-18T02:34:05.430025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d7cc86b18bbb3fbcfe5f04bd69d291fa88ce4efc91c8f93bd24e38ac1986295

Aliases

arxiv: 0911.2755 · arxiv_version: 0911.2755v1 · doi: 10.48550/arxiv.0911.2755 · pith_short_12: RV6MQ2YYXOZ7 · pith_short_16: RV6MQ2YYXOZ7XT7F · pith_short_8: RV6MQ2YY

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/RV6MQ2YYXOZ7XT7F6BF5NHJJD6 \
  | 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: 8d7cc86b18bbb3fbcfe5f04bd69d291fa88ce4efc91c8f93bd24e38ac1986295

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdc3cf3b99c28f51820692f85cbfde16a40f5b1cae9c03d2122487b0d2c5d427",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-11-14T08:36:31Z",
    "title_canon_sha256": "8f8577cd6e9c023052fbf59ea785715a492331ce0d0bf6e0ca494ea5641f0377"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.2755",
    "kind": "arxiv",
    "version": 1
  }
}