Pith Number

pith:5TJOTPWO

pith:2011:5TJOTPWO6AUDYUFKXK5EMECXOL

not attested not anchored not stored refs pending

Quantum discord and geometry for a class of two-qubit states

Bo Li, Shao-Ming Fei, Zhi-Xi Wang

arxiv:1104.1843 v1 · 2011-04-11 · 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{5TJOTPWO6AUDYUFKXK5EMECXOL}

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	2026-05-18T04:24:36.981341Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecd2e9becef0283c50aababa46105772ed39a5b65a6915339a245d02b36b529a

Aliases

arxiv: 1104.1843 · arxiv_version: 1104.1843v1 · doi: 10.48550/arxiv.1104.1843 · pith_short_12: 5TJOTPWO6AUD · pith_short_16: 5TJOTPWO6AUDYUFK · pith_short_8: 5TJOTPWO

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/5TJOTPWO6AUDYUFKXK5EMECXOL \
  | 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: ecd2e9becef0283c50aababa46105772ed39a5b65a6915339a245d02b36b529a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a2596e3d4c8c34e21d8c716283c83df7039f0d9b11c27fdacb5e246708a01f2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-04-11T04:42:35Z",
    "title_canon_sha256": "14cb538ef47acd4ed50e9b24fcf29b2bc8662430fd46da5eed867a01727d5483"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.1843",
    "kind": "arxiv",
    "version": 1
  }
}