Pith Number

pith:PF6KCF55

pith:2023:PF6KCF55NKSH4ET6FZOJEKMZLX

not attested not anchored not stored refs pending

Collapse of the $N=28$ shell closure in the newly discovered $^{39}$Na and the development of deformed halos towards the neutron dripline

H. Yan, K. Y. Zhang, M.-H. Mun, P. Papakonstantinou, X.-X. Sun, Y. Kim

arxiv:2305.02636 v1 · 2023-05-04 · nucl-th · 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{PF6KCF55NKSH4ET6FZOJEKMZLX}

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	2026-07-05T06:08:28.237490Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

797ca117bd6aa47e127e2e5c9229995df0e53ddbffab56c1ebf4a46f8a535aa4

Aliases

arxiv: 2305.02636 · arxiv_version: 2305.02636v1 · doi: 10.48550/arxiv.2305.02636 · pith_short_12: PF6KCF55NKSH · pith_short_16: PF6KCF55NKSH4ET6 · pith_short_8: PF6KCF55

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/PF6KCF55NKSH4ET6FZOJEKMZLX \
  | 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: 797ca117bd6aa47e127e2e5c9229995df0e53ddbffab56c1ebf4a46f8a535aa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bb89656b0a29a34281ea8f27a01bc20f24686bcf0da31d719af467f5fd681e4",
    "cross_cats_sorted": [
      "nucl-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2023-05-04T08:15:11Z",
    "title_canon_sha256": "6429c2f13673d996eff9e5f6f1bb99284d3671f4eb3d15939c24b554303bbc58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.02636",
    "kind": "arxiv",
    "version": 1
  }
}