Pith Number

pith:23I2WJFV

pith:2019:23I2WJFVXOPLEHVE5GYMU46ED7

not attested not anchored not stored refs pending

Universal trade-off relation between coherence and intrinsic concurrence for two-qubit states

Dong Wang, Fei Ming, Huan Yang, Liu Ye, Wen-Yang Sun, Xiao-Gang Fan, Zhi-Yong Ding

arxiv:1904.01386 v1 · 2019-04-02 · 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{23I2WJFVXOPLEHVE5GYMU46ED7}

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	2026-05-17T23:49:34.800896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6d1ab24b5bb9eb21ea4e9b0ca73c41ff96aac2f45281a4c68416512b2acf604

Aliases

arxiv: 1904.01386 · arxiv_version: 1904.01386v1 · doi: 10.48550/arxiv.1904.01386 · pith_short_12: 23I2WJFVXOPL · pith_short_16: 23I2WJFVXOPLEHVE · pith_short_8: 23I2WJFV

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/23I2WJFVXOPLEHVE5GYMU46ED7 \
  | 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: d6d1ab24b5bb9eb21ea4e9b0ca73c41ff96aac2f45281a4c68416512b2acf604

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de2b13af215267cf73c4f25fdf59bf6142db67b1f0622fd88dc9ce8661291075",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-04-02T13:03:38Z",
    "title_canon_sha256": "1e67882349f90bac09dff5cb9d3bba51b666387cbe87e7aaba9dec52d91643e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01386",
    "kind": "arxiv",
    "version": 1
  }
}