Pith Number

pith:LXOYKZNP

pith:2019:LXOYKZNPHK3E74VIPRQ4JX4W6I

not attested not anchored not stored refs pending

Ultra-heavy cosmic-ray science--Are r-process nuclei in the cosmic rays produced in supernovae or binary neutron star mergers?

A.C. Cummings, A. Heger, A.J. Davis, A.J. Westphal, A.L. Melott, A.W. Labrador, B.F. Rauch, C.J. Waddington, E.C. Stone, E.R. Christian, E-S. Seo, F-K. Thielemann, G.A. de Nolfo, G.M. Mason, H.T. Janka, J.H. Adams, J.T. Link, J.W. Mitchell, K. Sakai, M.E. Wiedenbeck, M.H. Israel, M. Lugaro, M. Sasaki, R.A. Leske, R.A Mewaldt, T.J. Brandt, T.T. von Rosenvinge, W.R. Binns

arxiv:1903.12228 v1 · 2019-03-28 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LXOYKZNPHK3E74VIPRQ4JX4W6I}

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	2026-05-17T23:49:54.531056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ddd8565af3ab64ff2a87c61c4df96f212d4af199a9bfeae8526547098cc31df

Aliases

arxiv: 1903.12228 · arxiv_version: 1903.12228v1 · doi: 10.48550/arxiv.1903.12228 · pith_short_12: LXOYKZNPHK3E · pith_short_16: LXOYKZNPHK3E74VI · pith_short_8: LXOYKZNP

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/LXOYKZNPHK3E74VIPRQ4JX4W6I \
  | 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: 5ddd8565af3ab64ff2a87c61c4df96f212d4af199a9bfeae8526547098cc31df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bf4ba2f4dff0ba9e50bd89b1fc1a70726df5b2d65070ff5c39faa9ef2ad2f6e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-03-28T19:14:52Z",
    "title_canon_sha256": "291f563913c8f4e95dfd7974cb316c87c7a72fe8256b3518dea4f0f322a9a936"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.12228",
    "kind": "arxiv",
    "version": 1
  }
}