Pith Number

pith:4U55RRMQ

pith:2025:4U55RRMQEZ2C4432SAXZQM2TX4

not attested not anchored not stored refs pending

Robust extrapolation using physics-related activation functions in neural networks for nuclear masses

C. H. Kim, K. Y. Chae, M. S. Smith

arxiv:2505.15363 v2 · 2025-05-21 · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4U55RRMQEZ2C4432SAXZQM2TX4}

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	2026-07-05T11:34:51.339405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e53bd8c59026742e737a902f983353bf0c53b51b8c2dfa795037374f90882858

Aliases

arxiv: 2505.15363 · arxiv_version: 2505.15363v2 · doi: 10.48550/arxiv.2505.15363 · pith_short_12: 4U55RRMQEZ2C · pith_short_16: 4U55RRMQEZ2C4432 · pith_short_8: 4U55RRMQ

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/4U55RRMQEZ2C4432SAXZQM2TX4 \
  | 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: e53bd8c59026742e737a902f983353bf0c53b51b8c2dfa795037374f90882858

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e34b0410e0f22f1ce2080299cd376b8c15be9cd334b46bdb6928213994672046",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2025-05-21T10:50:02Z",
    "title_canon_sha256": "455238f7081c8d0c9eb1496d459069c490a7697f14f489497adc1cde556546a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.15363",
    "kind": "arxiv",
    "version": 2
  }
}