Pith Number

pith:25A6KMHS

pith:2013:25A6KMHSVWYXH7LKXS3ZBUBHSE

not attested not anchored not stored refs pending

The binary companion mass ratio distribution: an imprint of the star formation process?

Maddalena M. Reggiani (1) (1. ETH Zurich, Richard J. Parker (1), Switzerland)

arxiv:1304.3123 v1 · 2013-04-10 · 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{25A6KMHSVWYXH7LKXS3ZBUBHSE}

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	2026-05-18T01:50:40.213248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d741e530f2adb173fd6abcb790d027910428809619e33cfd96dff81aba34dcba

Aliases

arxiv: 1304.3123 · arxiv_version: 1304.3123v1 · doi: 10.48550/arxiv.1304.3123 · pith_short_12: 25A6KMHSVWYX · pith_short_16: 25A6KMHSVWYXH7LK · pith_short_8: 25A6KMHS

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/25A6KMHSVWYXH7LKXS3ZBUBHSE \
  | 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: d741e530f2adb173fd6abcb790d027910428809619e33cfd96dff81aba34dcba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f2fea3602e6b133bd8e8792ac969d0227c9feebdfb7a26fe1c80e10a86558a7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-04-10T20:00:01Z",
    "title_canon_sha256": "5e2a3a71d0173715483f87922afa75a26d3fafebf4824f5fe6fb168d2383a595"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3123",
    "kind": "arxiv",
    "version": 1
  }
}