Pith Number

pith:HODOMATN

pith:2003:HODOMATNV67TNGS2WQ664BTVDC

not attested not anchored not stored refs pending

Binegativity and geometry of entangled states in two qubits

Satoshi Ishizaka

arxiv:quant-ph/0308056 v3 · 2003-08-10 · 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{HODOMATNV67TNGS2WQ664BTVDC}

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.

Cited by

1 paper in Pith

Logarithmic negativity typically equals exact entanglement cost

Receipt and verification

First computed	2026-07-04T14:46:23.083735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b86e6026dafbf369a5ab43dee067518b7cdb82bd6b54c368f40e799e5b1937a

Aliases

arxiv: quant-ph/0308056 · arxiv_version: quant-ph/0308056v3 · doi: 10.48550/arxiv.quant-ph/0308056 · pith_short_12: HODOMATNV67T · pith_short_16: HODOMATNV67TNGS2 · pith_short_8: HODOMATN

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/HODOMATNV67TNGS2WQ664BTVDC \
  | 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: 3b86e6026dafbf369a5ab43dee067518b7cdb82bd6b54c368f40e799e5b1937a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44f43550cf2bc284d69f6fa0fe23c5c81f4a4bab8a5dd092d51daaaf3a13aa30",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2003-08-10T11:44:26Z",
    "title_canon_sha256": "be5e7fb4e747588dc29852647c02f5cf5afc2b9d889bb6a85184f2c11f325f28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0308056",
    "kind": "arxiv",
    "version": 3
  }
}