Pith Number

pith:PAWJIZV7

pith:2014:PAWJIZV7MJEN7QIDBWDCXJ5IIJ

not attested not anchored not stored refs pending

Quantum discord and one-norm geometric quantum discord for XXX Heisenberg spin chain under noisy channels

E. Faizi, H. Eftekhari

arxiv:1401.4571 v2 · 2014-01-18 · 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{PAWJIZV7MJEN7QIDBWDCXJ5IIJ}

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	2026-05-18T02:49:31.589601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

782c9466bf6248dfc1030d862ba7a84242815e4abdba7fa22df4921906a6c73a

Aliases

arxiv: 1401.4571 · arxiv_version: 1401.4571v2 · doi: 10.48550/arxiv.1401.4571 · pith_short_12: PAWJIZV7MJEN · pith_short_16: PAWJIZV7MJEN7QID · pith_short_8: PAWJIZV7

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/PAWJIZV7MJEN7QIDBWDCXJ5IIJ \
  | 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: 782c9466bf6248dfc1030d862ba7a84242815e4abdba7fa22df4921906a6c73a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f680c47b016b84cb437a5ea6a713ba137a8e04c15be8ad7d30fa2f9a42c77a42",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-01-18T17:35:57Z",
    "title_canon_sha256": "b13d3dbe7793d7091b6aa118394a98dc09b040a8611a8bbc6dd42a8c77ceab12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.4571",
    "kind": "arxiv",
    "version": 2
  }
}