Pith Number

pith:6VKTPAXO

pith:2012:6VKTPAXOTIYQF6YF7PMNWQ23RT

not attested not anchored not stored refs pending

The Salpeter Slope of the IMF Explained

M. S. Oey

arxiv:1207.2350 v1 · 2012-07-10 · 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{6VKTPAXOTIYQF6YF7PMNWQ23RT}

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	2026-05-18T03:51:24.321440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5553782ee9a3102fb05fbd8db435b8cf53261296b43e3b62899d1c89783bed3

Aliases

arxiv: 1207.2350 · arxiv_version: 1207.2350v1 · doi: 10.48550/arxiv.1207.2350 · pith_short_12: 6VKTPAXOTIYQ · pith_short_16: 6VKTPAXOTIYQF6YF · pith_short_8: 6VKTPAXO

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/6VKTPAXOTIYQF6YF7PMNWQ23RT \
  | 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: f5553782ee9a3102fb05fbd8db435b8cf53261296b43e3b62899d1c89783bed3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1facba4d60d165bdecb31b6901a6b81695b8bfe15fa6b08628ebb87c610b0e27",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-07-10T13:46:26Z",
    "title_canon_sha256": "8b43eea23dd3e6684b102ac9e878ad8ab73698307d8f6e7e89554a9fd5171c83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.2350",
    "kind": "arxiv",
    "version": 1
  }
}