Pith Number

pith:RYLOOAI2

pith:2003:RYLOOAI25EBZIQHNLRB3SC2SCV

not attested not anchored not stored refs pending

A New Population of Old Stars

B. W. Carney, C. R. James, C. Sneden, G. W. Preston, I. I. Ivans, & J. C. Wheeler, J. P. Fulbright, P. A. Hoeflich

arxiv:astro-ph/0305479 v1 · 2003-05-24 · 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{RYLOOAI25EBZIQHNLRB3SC2SCV}

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	2026-07-04T14:12:44.617104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e16e7011ae9039440ed5c43b90b52155e0ab7fbc4438dc9ae3e32070f488793

Aliases

arxiv: astro-ph/0305479 · arxiv_version: astro-ph/0305479v1 · doi: 10.48550/arxiv.astro-ph/0305479 · pith_short_12: RYLOOAI25EBZ · pith_short_16: RYLOOAI25EBZIQHN · pith_short_8: RYLOOAI2

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/RYLOOAI25EBZIQHNLRB3SC2SCV \
  | 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: 8e16e7011ae9039440ed5c43b90b52155e0ab7fbc4438dc9ae3e32070f488793

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5c97848580969e122047cdd46f1c2a9c5e40b7e4e0b6071499d91a7265dcd92",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-05-24T05:57:32Z",
    "title_canon_sha256": "29c3b86a0f5fbee955b4337717923161643a28d5c85f77efb0357396bc9cffa7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0305479",
    "kind": "arxiv",
    "version": 1
  }
}