Pith Number

pith:UBU4YUBF

pith:2025:UBU4YUBFGRVJP5FX2JBADOMNIL

not attested not anchored not stored refs pending

Refined topology of the N = 20 island of inversion with high precision mass measurements of $^{31-33}$Na and $^{31-35}$Mg

A.A. Kwiatkowski, A. Czihaly, A. Jacobs, A. Mollaebrahimi, A. Scalesi, B. Kootte, C. Brown, C. Scheidenberger, C. Walls, D. Lunney, E. M. Lykiardopoulou, J. Bergmann, J. Cardona, J. D. Holt, J. Dilling, J.-P. Ebran, M. Brodeur, M. Frosini, M. P. Reiter, N. Shimizu, P. Navratil, S. Kakkar, S. Paul, T. Dickel, T. Duguet, T. Miyagi, T. Murboeck, T. Otsuka, V. Som\`a, W. R. Pla{\ss}, W. S. Porter, Y. Wang, Z. Hockenbery

arxiv:2502.06720 v1 · 2025-02-10 · 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{UBU4YUBFGRVJP5FX2JBADOMNIL}

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	2026-07-05T10:24:00.921375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a069cc5025346a97f4b7d24201b98d42e0f06757920b37d1fc526fd61d813048

Aliases

arxiv: 2502.06720 · arxiv_version: 2502.06720v1 · doi: 10.48550/arxiv.2502.06720 · pith_short_12: UBU4YUBFGRVJ · pith_short_16: UBU4YUBFGRVJP5FX · pith_short_8: UBU4YUBF

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/UBU4YUBFGRVJP5FX2JBADOMNIL \
  | 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: a069cc5025346a97f4b7d24201b98d42e0f06757920b37d1fc526fd61d813048

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d92c13d6e3330fdc061c0cddf7033c224a328b144a120c462fb3a96fd6273e31",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2025-02-10T17:49:10Z",
    "title_canon_sha256": "aa497c075b887be36c556c7864ef8aa5c6747c7b00751044ff43f1ed117cb42b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.06720",
    "kind": "arxiv",
    "version": 1
  }
}