Pith Number

pith:R44JVQK7

pith:2013:R44JVQK7CW2P5UHOE3R327FJPI

not attested not anchored not stored refs pending

Explaining the Sr and Ba Scatter in Extremely Metal-Poor Stars

Michael Famiano, Richard Boyd, Takuma Suda, Toshitaka Kajino, Wako Aoki

arxiv:1302.6573 v1 · 2013-02-26 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R44JVQK7CW2P5UHOE3R327FJPI}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:51:27.123381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f389ac15f15b4fed0ee26e3bd7ca97a34397a9eee60e9f1a278e9c14853699d

Aliases

arxiv: 1302.6573 · arxiv_version: 1302.6573v1 · doi: 10.48550/arxiv.1302.6573 · pith_short_12: R44JVQK7CW2P · pith_short_16: R44JVQK7CW2P5UHO · pith_short_8: R44JVQK7

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/R44JVQK7CW2P5UHOE3R327FJPI \
  | 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: 8f389ac15f15b4fed0ee26e3bd7ca97a34397a9eee60e9f1a278e9c14853699d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b7e5064a69ff3ff7b74147d9aad8564949f0383d93c5d042caa5aba72734b40",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-02-26T20:45:05Z",
    "title_canon_sha256": "6d08b290d767af24951ce4ab9c3eefc6bf00267e90c7b415c21cf7f9bf861a7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.6573",
    "kind": "arxiv",
    "version": 1
  }
}