Pith Number

pith:UJU72UFA

pith:2003:UJU72UFALXMDZQYCYUTOOAQGZB

not attested not anchored not stored refs pending

Does the Sigma(1580)3/2- resonance exist?

A.A. Kulbardis, A.F. Ramirez, A. Marusic, A. Shafi, A. Starostin, B.M.K. Nefkens, C.E. Allgower, Crystal Ball Collaboration: J. Olmsted, D.C. Peaslee, D.D. Koetke, D. Grosnick, D. Isenhower, D.M. Manley, G. Lolos, H.M. Staudenmaier, H. Spinka, I.I. Strakovsky, I. Supek, I.V. Lopatin, J.R. Comfort, J.W. Price, K. Craig, M. Clajus, M. Sadler, N.G. Kozlenko, N. Knecht, N. Phaisangittisakul, R. Manweiler, S. Kruglov, S. McDonald, S. Prakhov, T.D.S. Stanislaus, V.S. Bekrenev, W.B. Tippens, W.J. Briscoe, Z. Papandreou

arxiv:nucl-ex/0308005 v3 · 2003-08-06 · 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{UJU72UFALXMDZQYCYUTOOAQGZB}

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	2026-07-04T15:17:52.077119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a269fd50a05dd83cc302c526e70206c8591de2d32f652a44e6b33ded44e9020e

Aliases

arxiv: nucl-ex/0308005 · arxiv_version: nucl-ex/0308005v3 · doi: 10.48550/arxiv.nucl-ex/0308005 · pith_short_12: UJU72UFALXMD · pith_short_16: UJU72UFALXMDZQYC · pith_short_8: UJU72UFA

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/UJU72UFALXMDZQYCYUTOOAQGZB \
  | 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: a269fd50a05dd83cc302c526e70206c8591de2d32f652a44e6b33ded44e9020e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdee0d78046b83080e96538ea040aaa42cf51df7c82f2d1afd00ccc04782bd8f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-ex",
    "submitted_at": "2003-08-06T19:44:51Z",
    "title_canon_sha256": "8e9d591387a6f8b765d2379010580a7c46e1c3d76a59904e73f5e285ff861d4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-ex/0308005",
    "kind": "arxiv",
    "version": 3
  }
}