Pith Number

pith:MO2OUB74

pith:2021:MO2OUB74XWPNJ7SPIS6BJSIPNP

not attested not anchored not stored refs pending

Metallicity-Suppressed Collapsars Cannot be the Dominant r-Process Source in the Milky Way

Jack Fraser, Ralph Sch\"onrich

arxiv:2111.11464 v1 · 2021-11-22 · 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{MO2OUB74XWPNJ7SPIS6BJSIPNP}

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

1 paper in Pith

Binary Neutron Star Mergers as Potential Sources for Ultra-High-Energy Cosmic Rays and High-Energy Neutrinos

Receipt and verification

First computed	2026-07-05T03:34:09.339967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63b4ea07fcbd9ed4fe4f44bc14c90f6bed3083abadaee4f002ce3bbbf7eff335

Aliases

arxiv: 2111.11464 · arxiv_version: 2111.11464v1 · doi: 10.48550/arxiv.2111.11464 · pith_short_12: MO2OUB74XWPN · pith_short_16: MO2OUB74XWPNJ7SP · pith_short_8: MO2OUB74

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/MO2OUB74XWPNJ7SPIS6BJSIPNP \
  | 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: 63b4ea07fcbd9ed4fe4f44bc14c90f6bed3083abadaee4f002ce3bbbf7eff335

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4af0c570a600df5cb76a83904925d7ea568c4084b4eb432394d6ec8801c112a8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-11-22T19:05:22Z",
    "title_canon_sha256": "f53409d0e89e2dba977cecd938644faef3593bfcf478253fc19fe13355e48a2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.11464",
    "kind": "arxiv",
    "version": 1
  }
}