Pith Number

pith:DFR3SLOU

pith:2016:DFR3SLOU3R2T72VQX275VJTCOG

not attested not anchored not stored refs pending

Unexpectedly large charge radii of neutron-rich calcium isotopes

A. Ekstrom, A. Schwenk, D.T. Yordanov, G. Hagen, G. Neyens, G.R. Jansen, J.D. Holt, J. Papuga, J. Simonis, K.A. Wendt, K. Blaum, K. Hebeler, K. Kreim, M. Hammen, M. Kowalska, M. L. Bissell, N. Frommgen, R.F. Garcia Ruiz, R. Neugart, T. Papenbrock, W. Nazarewicz, W. Nortershauser

arxiv:1602.07906 v1 · 2016-02-25 · nucl-ex · 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{DFR3SLOU3R2T72VQX275VJTCOG}

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	2026-05-18T01:03:30.667186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1963b92dd4dc753feab0bebfdaa66271af6d7dc99c2dba29d287ff2453de835d

Aliases

arxiv: 1602.07906 · arxiv_version: 1602.07906v1 · doi: 10.48550/arxiv.1602.07906 · pith_short_12: DFR3SLOU3R2T · pith_short_16: DFR3SLOU3R2T72VQ · pith_short_8: DFR3SLOU

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/DFR3SLOU3R2T72VQX275VJTCOG \
  | 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: 1963b92dd4dc753feab0bebfdaa66271af6d7dc99c2dba29d287ff2453de835d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3b1d9087716e6c8ed4a5cab42c5eb4ef6c03c86d0ea56cf881d2b9dc4b4063c",
    "cross_cats_sorted": [
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2016-02-25T12:40:49Z",
    "title_canon_sha256": "80b8df7e789f7aca329483c8c25f5f645174f5125eba81dd07436ef1d85ed3fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.07906",
    "kind": "arxiv",
    "version": 1
  }
}