Pith Number

pith:2PE4LJFW

pith:2003:2PE4LJFWMLDEIS7HSDCVJE5SMC

not attested not anchored not stored refs pending

The Angular Momentum Evolution of 0.1-10 Msun Stars From the Birthline to the Main Sequence

L.A. Hillenbrand, S.C. Wolff, S.E. Strom

arxiv:astro-ph/0310280 v1 · 2003-10-09 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2PE4LJFWMLDEIS7HSDCVJE5SMC}

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	2026-07-04T16:37:31.133935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3c9c5a4b662c6444be790c55493b260b7a1aa0518d9852229a856fd76a81aa1

Aliases

arxiv: astro-ph/0310280 · arxiv_version: astro-ph/0310280v1 · doi: 10.48550/arxiv.astro-ph/0310280 · pith_short_12: 2PE4LJFWMLDE · pith_short_16: 2PE4LJFWMLDEIS7H · pith_short_8: 2PE4LJFW

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/2PE4LJFWMLDEIS7HSDCVJE5SMC \
  | 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: d3c9c5a4b662c6444be790c55493b260b7a1aa0518d9852229a856fd76a81aa1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c07b632d0a6e3f1dce360ed62269e6c060223db56add7b27c3583a135832562a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-10-09T21:42:56Z",
    "title_canon_sha256": "e846bbc360511c757c3933437d8ee1c878c314ec6d99957523ae0b573b513736"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0310280",
    "kind": "arxiv",
    "version": 1
  }
}