Pith Number

pith:BG2K7JLR

pith:2019:BG2K7JLRMFFG6Q7WKVG73IMUUO

not attested not anchored not stored refs pending

Observation of excited states in $^{20}$Mg sheds light on nuclear forces and shell evolution

A. A. Chen, A. Chester, A. Shotter, B. Davids, C. Andreoiu, C. Barnes, C. Burbadge, D. Burke, D. Kisliuk, E. McGee, E. Padilla-Rodal, G. Christian, G. Hackman, G. Hagen, G. R. Jansen, I.J. Thompson, J. D. Holt, J.Even, J. Henderson, J. Liang, J. Lighthall, J. Measures, J. S. Randhawa, J. Turko, M. Alcorta, M. Holl, M. Keefe, M. Moukaddam, M.Williams, O. Workman, P. Jassal, P. Navratil, R. Kanungo, R. Krucken, S. Cruz, S. Ishimoto, S. Kaur, S. R. Stroberg

arxiv:1901.01741 v1 · 2019-01-07 · 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{BG2K7JLRMFFG6Q7WKVG73IMUUO}

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	2026-05-17T23:46:45.834986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09b4afa571614a6f43f6554dfda194a3b9176ab7066363a820ed93abd5948670

Aliases

arxiv: 1901.01741 · arxiv_version: 1901.01741v1 · doi: 10.48550/arxiv.1901.01741 · pith_short_12: BG2K7JLRMFFG · pith_short_16: BG2K7JLRMFFG6Q7W · pith_short_8: BG2K7JLR

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/BG2K7JLRMFFG6Q7WKVG73IMUUO \
  | 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: 09b4afa571614a6f43f6554dfda194a3b9176ab7066363a820ed93abd5948670

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "005e989f64ec914b979e903252e2caa0430a2435dbfc4b19b1bd997b969ef2e1",
    "cross_cats_sorted": [
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2019-01-07T10:38:06Z",
    "title_canon_sha256": "ce0b3c7c969475b332a2125b8ebc6336383ed97718d3ddba1f9af4be70385fec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.01741",
    "kind": "arxiv",
    "version": 1
  }
}