Pith Number

pith:I47CP7OJ

pith:2012:I47CP7OJKO3THUAAFSV735ZSLV

not attested not anchored not stored refs pending

Global Quantum discord of multi-qubit states

Jianwei Xu

arxiv:1204.5868 v1 · 2012-04-26 · 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{I47CP7OJKO3THUAAFSV735ZSLV}

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	2026-05-18T03:38:43.852267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

473e27fdc953b733d0002cabfdf7325d44df8d5d8bfa3b828b1c5939332b3c68

Aliases

arxiv: 1204.5868 · arxiv_version: 1204.5868v1 · doi: 10.48550/arxiv.1204.5868 · pith_short_12: I47CP7OJKO3T · pith_short_16: I47CP7OJKO3THUAA · pith_short_8: I47CP7OJ

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/I47CP7OJKO3THUAAFSV735ZSLV \
  | 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: 473e27fdc953b733d0002cabfdf7325d44df8d5d8bfa3b828b1c5939332b3c68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d8e8a3f3ef2d5deff85584194fc40d615cfceeb58d94ffab260595e5a1f57d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-04-26T09:44:33Z",
    "title_canon_sha256": "369b6c3eb9eb9c02ad25165af89807e0d65f9995e9362768340c0cf7ab5fbbb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5868",
    "kind": "arxiv",
    "version": 1
  }
}