Pith Number

pith:2MFYKVFR

pith:2013:2MFYKVFRNRVXDUDTDCDH374R74

not attested not anchored not stored refs pending

Analytical theory for the initial mass function: III time dependence and star formation rate

Gilles Chabrier, Patrick Hennebelle

arxiv:1304.6637 v1 · 2013-04-24 · 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{2MFYKVFRNRVXDUDTDCDH374R74}

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	2026-05-18T01:50:22.441676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d30b8554b16c6b71d07318867dff91ff0af840c0acb279411a4332e2cd098775

Aliases

arxiv: 1304.6637 · arxiv_version: 1304.6637v1 · doi: 10.48550/arxiv.1304.6637 · pith_short_12: 2MFYKVFRNRVX · pith_short_16: 2MFYKVFRNRVXDUDT · pith_short_8: 2MFYKVFR

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/2MFYKVFRNRVXDUDTDCDH374R74 \
  | 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: d30b8554b16c6b71d07318867dff91ff0af840c0acb279411a4332e2cd098775

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b63d345d433b34331b32113a35c6bca8cdd1c56e474603e288ff6ebaba9499ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-04-24T15:55:55Z",
    "title_canon_sha256": "3d1663f104643a63332dfa37bdf25a222bd54285a67bf86eca3d127fc9d448d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.6637",
    "kind": "arxiv",
    "version": 1
  }
}