Pith Number

pith:D2STHZHY

pith:2019:D2STHZHYBXGRLNTKFLS5PW7X65

not attested not anchored not stored refs pending

Fermionic entanglement in the Lipkin model

M. Cerezo, M. Di Tullio, N. Gigena, R. Rossignoli

arxiv:1908.08582 v2 · 2019-08-22 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D2STHZHYBXGRLNTKFLS5PW7X65}

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	2026-07-05T00:25:14.560823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ea533e4f80dcd15b66a2ae5d7dbf7f7576046f6d43201cc5d43735c1dae99d8

Aliases

arxiv: 1908.08582 · arxiv_version: 1908.08582v2 · doi: 10.48550/arxiv.1908.08582 · pith_short_12: D2STHZHYBXGR · pith_short_16: D2STHZHYBXGRLNTK · pith_short_8: D2STHZHY

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/D2STHZHYBXGRLNTKFLS5PW7X65 \
  | 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: 1ea533e4f80dcd15b66a2ae5d7dbf7f7576046f6d43201cc5d43735c1dae99d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "028c9abe0317487c7d1d56bf8c5db1768eb0d3011d41447b44887a15fbcfd8df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-22T20:21:42Z",
    "title_canon_sha256": "ca58d5732a6241be6486147fa447a76d780e2578f47343886f9adac7f03c28ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08582",
    "kind": "arxiv",
    "version": 2
  }
}