Pith Number

pith:RCEYE47B

pith:2015:RCEYE47BOCZYMY56Z7B6EQ54JS

not attested not anchored not stored refs pending

New boson realization of the Lipkin model obeying the su(2)-algebra

C.Providencia (Univ de Coimbra, Japan), J. da Providencia (Univ. de Coimbra, M.Yamamura (Kansai Univ., Portugal), Y.Tsue (Kochi Univ.

arxiv:1501.01066 v1 · 2015-01-06 · 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{RCEYE47BOCZYMY56Z7B6EQ54JS}

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	2026-05-18T01:59:37.891506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88898273e170b38663becfc3e243bc4cb514217e183d8a7b5d5d417be3abf6f7

Aliases

arxiv: 1501.01066 · arxiv_version: 1501.01066v1 · doi: 10.48550/arxiv.1501.01066 · pith_short_12: RCEYE47BOCZY · pith_short_16: RCEYE47BOCZYMY56 · pith_short_8: RCEYE47B

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/RCEYE47BOCZYMY56Z7B6EQ54JS \
  | 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: 88898273e170b38663becfc3e243bc4cb514217e183d8a7b5d5d417be3abf6f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bf986e20a7b0f17b12d0b52168a0a33d25109b33e6da8bf8b59ddf2441068a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2015-01-06T03:02:33Z",
    "title_canon_sha256": "a7135a65f4ee5504434cbfefaedd62f1563064956f32a402763644a194230781"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01066",
    "kind": "arxiv",
    "version": 1
  }
}