Pith Number

pith:3IIAY6G6

pith:2023:3IIAY6G63SBMZGCOOQY7L2DMZ4

not attested not anchored not stored refs pending

N=16 magicity revealed at the proton drip-line through the study of 35Ca

A. Lemasson, A. Matta, A. Poves, B. A. Brown, B. Mauss, C. Stodel, D. Beaumel, D. Suzuki, F. Delaunay, F. de Oliveira Santos, F. Flavigny, F. Hammache, J-C. Thomas, J. Gibelin, J. Guillot, J. Pancin, L. Lalanne, M. Assi\'e, N. de S\'er\'eville, N. Kitamura, O. Kamalou, O. Sorlin, P. Morfouace, S. Franchoo, S. Koyama, T. Roger, T. Y. Saito, V. Girard-Alcindor, V. Lapoux, Y Blumenfeld

arxiv:2302.14382 v1 · 2023-02-28 · nucl-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3IIAY6G63SBMZGCOOQY7L2DMZ4}

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	2026-07-05T05:46:44.581642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da100c78dedc82cc984e7431f5e86ccf077ca391b045c2e0d9e40711fe90ad71

Aliases

arxiv: 2302.14382 · arxiv_version: 2302.14382v1 · doi: 10.48550/arxiv.2302.14382 · pith_short_12: 3IIAY6G63SBM · pith_short_16: 3IIAY6G63SBMZGCO · pith_short_8: 3IIAY6G6

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/3IIAY6G63SBMZGCOOQY7L2DMZ4 \
  | 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: da100c78dedc82cc984e7431f5e86ccf077ca391b045c2e0d9e40711fe90ad71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a815a34a579411ae2c4fd47935a7db731d97f5d5654126b5ec5a3c87a86e5e8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2023-02-28T08:10:57Z",
    "title_canon_sha256": "2cd8c805419be3903a9a57bff514fb5c36d1dad7593bad64e9dd8fe9683f4be8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.14382",
    "kind": "arxiv",
    "version": 1
  }
}