Pith Number

pith:C7AT4U2F

pith:2008:C7AT4U2FNHZBG6L4AHUUE3KKB3

not attested not anchored not stored refs pending

Solar Models with Revised Abundances and Opacities

S. L. Bi, W. M. Yang

arxiv:0805.3644 v1 · 2008-05-23 · 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{C7AT4U2FNHZBG6L4AHUUE3KKB3}

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	2026-05-18T04:29:33.559904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17c13e534569f213797c01e9426d4a0eeb29db88a21ca4b76c92299de4d5342b

Aliases

arxiv: 0805.3644 · arxiv_version: 0805.3644v1 · doi: 10.48550/arxiv.0805.3644 · pith_short_12: C7AT4U2FNHZB · pith_short_16: C7AT4U2FNHZBG6L4 · pith_short_8: C7AT4U2F

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/C7AT4U2FNHZBG6L4AHUUE3KKB3 \
  | 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: 17c13e534569f213797c01e9426d4a0eeb29db88a21ca4b76c92299de4d5342b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a9226781c7f569ee3a6074480cf12bb3fa2a35d3d23cf73d396c6347e0db078",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-05-23T14:04:12Z",
    "title_canon_sha256": "01d1d88cc7408daadf1caa74f688bb3d8574de47676a4c36af6052f471ea967b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.3644",
    "kind": "arxiv",
    "version": 1
  }
}