Pith Number

pith:7VBLIGCS

pith:2015:7VBLIGCS5UDHC4H5J7HH3BEEG5

not attested not anchored not stored refs pending

R-process enrichment from a single event in an ancient dwarf galaxy

Alexander P. Ji, Anirudh Chiti, Anna Frebel, Joshua D. Simon

arxiv:1512.01558 v4 · 2015-12-04 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7VBLIGCS5UDHC4H5J7HH3BEEG5}

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.

Cited by

2 papers in Pith

Inferring the role of binary neutron star mergers in r-process nucleosynthesis with multi-messenger observations using Cosmic Explorer and Einstein Telescope

Massquerade: Impacts of Mass Ratio Reversals on Binary Black Hole Merger Rates and Mass Distributions

Receipt and verification

First computed	2026-05-18T01:04:09.332960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd42b41852ed067170fd4fce7d848437667fbbd538fef84f60baf6d8b575da2a

Aliases

arxiv: 1512.01558 · arxiv_version: 1512.01558v4 · doi: 10.48550/arxiv.1512.01558 · pith_short_12: 7VBLIGCS5UDH · pith_short_16: 7VBLIGCS5UDHC4H5 · pith_short_8: 7VBLIGCS

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/7VBLIGCS5UDHC4H5J7HH3BEEG5 \
  | 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: fd42b41852ed067170fd4fce7d848437667fbbd538fef84f60baf6d8b575da2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9300b7ab813a32395cc817a3dffdfa6e69d08fedbea52dd1d212dc48cfd6b167",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-12-04T21:00:53Z",
    "title_canon_sha256": "3af315ee91bd89c081b73a266a4e0d7fa8b570bb4051fefea8f3ada880ca3bf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.01558",
    "kind": "arxiv",
    "version": 4
  }
}