Pith Number

pith:N7UQWOD3

pith:2003:N7UQWOD3YFB4ZH72XEYAJNEBDW

not attested not anchored not stored refs pending

A Code for Stellar Binary Evolution and its Application to the Formation of Helium White Dwarfs

M. A. De Vito, O. G. Benvenuto

arxiv:astro-ph/0304410 v1 · 2003-04-23 · 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{N7UQWOD3YFB4ZH72XEYAJNEBDW}

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	2026-07-04T16:36:54.720570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fe90b387bc143cc9ffab93004b4811da3284b7748d3796e838de9245878ddd7

Aliases

arxiv: astro-ph/0304410 · arxiv_version: astro-ph/0304410v1 · doi: 10.48550/arxiv.astro-ph/0304410 · pith_short_12: N7UQWOD3YFB4 · pith_short_16: N7UQWOD3YFB4ZH72 · pith_short_8: N7UQWOD3

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/N7UQWOD3YFB4ZH72XEYAJNEBDW \
  | 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: 6fe90b387bc143cc9ffab93004b4811da3284b7748d3796e838de9245878ddd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8dc4c4a0bf339fa335e492b3983500b5fb9b1eedf73a400b83202b455ef3f27b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-04-23T12:06:38Z",
    "title_canon_sha256": "10f7d3cc1226bfb0e5bcfdecc28150a320f0559c45f184b02a5ea6c093f722ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0304410",
    "kind": "arxiv",
    "version": 1
  }
}