Pith Number

pith:YWYKGQQ6

pith:2019:YWYKGQQ6JBJ6TKMDFPJJ3R67AB

not attested not anchored not stored refs pending

Novel Techniques for Constraining Neutron-Capture Rates Relevant for r-Process Heavy-Element Nucleosynthesis

A. C. Larsen, A. Spyrou, M. Guttormsen, S.N. Liddick

arxiv:1904.09962 v1 · 2019-04-22 · nucl-ex · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YWYKGQQ6JBJ6TKMDFPJJ3R67AB}

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	2026-05-17T23:42:19.680417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5b0a3421e4853e9a9832bd29dc7df0066b6996beb88b6704765b0678274e026

Aliases

arxiv: 1904.09962 · arxiv_version: 1904.09962v1 · doi: 10.48550/arxiv.1904.09962 · pith_short_12: YWYKGQQ6JBJ6 · pith_short_16: YWYKGQQ6JBJ6TKMD · pith_short_8: YWYKGQQ6

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/YWYKGQQ6JBJ6TKMDFPJJ3R67AB \
  | 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: c5b0a3421e4853e9a9832bd29dc7df0066b6996beb88b6704765b0678274e026

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f0324b404cb1d40347c22ba252cce20c5171bd26c45756ff209014f897dbd8e",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2019-04-22T17:31:52Z",
    "title_canon_sha256": "530d7689846fbfc34a29dc42a0938c5535589db8e6a7c5d5de905fe398e65b53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.09962",
    "kind": "arxiv",
    "version": 1
  }
}