Pith Number

pith:WAMJ27MG

pith:2013:WAMJ27MG2XG5FIHVA5VNOPV6EF

not attested not anchored not stored refs pending

Two-Qubit Rational-Valued Entanglement-Boundary Probability Densities and a Fisher Information Equality Conjecture

Paul B. Slater

arxiv:1303.1125 v2 · 2013-03-05 · quant-ph · math-ph · math.MP · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WAMJ27MG2XG5FIHVA5VNOPV6EF}

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	2026-05-18T03:26:42.497457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0189d7d86d5cdd2a0f5076ad73ebe2171b3839fc1ab7b6f44dc1c4ff9ad8fc6

Aliases

arxiv: 1303.1125 · arxiv_version: 1303.1125v2 · doi: 10.48550/arxiv.1303.1125 · pith_short_12: WAMJ27MG2XG5 · pith_short_16: WAMJ27MG2XG5FIHV · pith_short_8: WAMJ27MG

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/WAMJ27MG2XG5FIHVA5VNOPV6EF \
  | 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: b0189d7d86d5cdd2a0f5076ad73ebe2171b3839fc1ab7b6f44dc1c4ff9ad8fc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5dc52712de338804db590449bb4013ecc6d975046fc3ee2cc292da86f1351fcf",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-03-05T18:20:14Z",
    "title_canon_sha256": "72a1a6bfd805c41c31d73e9cc626ce53e397ab58dabca75d9953d38e260be659"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1125",
    "kind": "arxiv",
    "version": 2
  }
}