Pith Number

pith:AHDKJUDS

pith:2005:AHDKJUDSIDH7J53S5AXFIH6RC7

not attested not anchored not stored refs pending

Evolution of the First Stars: CNO Yields and the C-rich Extremely Metal Poor Stars

Andre Maeder, Georges Meynet, Sylvia Ekstrom

arxiv:astro-ph/0511074 v1 · 2005-11-02 · 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{AHDKJUDSIDH7J53S5AXFIH6RC7}

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	2026-07-04T16:53:01.372845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01c6a4d07240cff4f772e82e541fd117d01c6e2377164f203e122762f2b27bdc

Aliases

arxiv: astro-ph/0511074 · arxiv_version: astro-ph/0511074v1 · doi: 10.48550/arxiv.astro-ph/0511074 · pith_short_12: AHDKJUDSIDH7 · pith_short_16: AHDKJUDSIDH7J53S · pith_short_8: AHDKJUDS

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/AHDKJUDSIDH7J53S5AXFIH6RC7 \
  | 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: 01c6a4d07240cff4f772e82e541fd117d01c6e2377164f203e122762f2b27bdc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b286c13e7692e007f1d560c48b5a0efe108f9e684eab244129e9726cceba40be",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-11-02T14:58:14Z",
    "title_canon_sha256": "fb489a12b51ec42dd5f1753e93ac407a107fb6e76e29b93825fbf64d88b6c28c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0511074",
    "kind": "arxiv",
    "version": 1
  }
}