Pith Number

pith:RJ524HAY

pith:2008:RJ524HAYPYNB6OGRPQD73SJRI5

not attested not anchored not stored refs pending

Search For Iron, Nickel, and Fluorine in PG1159 Stars

E. Reiff, J.W. Kruk, K. Werner, L. Koesterke, T. Rauch

arxiv:0803.0066 v1 · 2008-03-01 · 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{RJ524HAYPYNB6OGRPQD73SJRI5}

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	2026-07-04T15:09:57.162032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a7bae1c187e1a1f38d17c07fdc931474120a5252e89b1524edb8c74eaac43eb

Aliases

arxiv: 0803.0066 · arxiv_version: 0803.0066v1 · doi: 10.48550/arxiv.0803.0066 · pith_short_12: RJ524HAYPYNB · pith_short_16: RJ524HAYPYNB6OGR · pith_short_8: RJ524HAY

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/RJ524HAYPYNB6OGRPQD73SJRI5 \
  | 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: 8a7bae1c187e1a1f38d17c07fdc931474120a5252e89b1524edb8c74eaac43eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2a824c58563028c79cc16a28cebc07288d9d6c100e256dd77f83e04362c4bc5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-03-01T13:42:25Z",
    "title_canon_sha256": "d7bbabb13838c907fe3c4692f5fe7de749fba80a216952a1154be9d46686a722"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.0066",
    "kind": "arxiv",
    "version": 1
  }
}