Pith Number

pith:AFP75HPQ

pith:2019:AFP75HPQGVUHPQJF2VX5QPSGRX

not attested not anchored not stored refs pending

The dynamics of local quantum uncertainty and trace distance discord for two-qubit X states under decoherence: a comparative study

Abdallah Slaoui, Mohammed Daoud, Rachid Ahl Laamara

arxiv:1904.04382 v1 · 2019-04-08 · 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{AFP75HPQGVUHPQJF2VX5QPSGRX}

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	2026-05-17T23:48:59.134406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

015ffe9df0356877c125d56fd83e468dce4fc3a36f39bffec29fd5c6c4d30040

Aliases

arxiv: 1904.04382 · arxiv_version: 1904.04382v1 · doi: 10.48550/arxiv.1904.04382 · pith_short_12: AFP75HPQGVUH · pith_short_16: AFP75HPQGVUHPQJF · pith_short_8: AFP75HPQ

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/AFP75HPQGVUHPQJF2VX5QPSGRX \
  | 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: 015ffe9df0356877c125d56fd83e468dce4fc3a36f39bffec29fd5c6c4d30040

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "078b0234249de3010176f765737413dbe99315adb61760d6d78926886807384c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-04-08T22:17:04Z",
    "title_canon_sha256": "f08c50ad49df1ca4a484e2e7751ea4f0d4f555bd747f49e0591dbeff032636ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04382",
    "kind": "arxiv",
    "version": 1
  }
}