Pith Number

pith:IQZ6U25L

pith:2014:IQZ6U25LP2KRZ3GRO5U7Z3ZN4B

not attested not anchored not stored refs pending

The roles of quantum correlations in quantum cloning

Chang-shui Yu, Jun Zhang, Shao-xiong Wu

arxiv:1411.7456 v1 · 2014-11-27 · 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{IQZ6U25LP2KRZ3GRO5U7Z3ZN4B}

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	2026-05-18T01:41:25.465996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4433ea6bab7e951cecd17769fcef2de057a1648761d81989583a8c90e4bb72cb

Aliases

arxiv: 1411.7456 · arxiv_version: 1411.7456v1 · doi: 10.48550/arxiv.1411.7456 · pith_short_12: IQZ6U25LP2KR · pith_short_16: IQZ6U25LP2KRZ3GR · pith_short_8: IQZ6U25L

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/IQZ6U25LP2KRZ3GRO5U7Z3ZN4B \
  | 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: 4433ea6bab7e951cecd17769fcef2de057a1648761d81989583a8c90e4bb72cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86b7a9464657d3718b5f0463d07105869e90f5af19349ca575fc9c1e0a71ea39",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-11-27T03:17:51Z",
    "title_canon_sha256": "0a1162af6a8c9feda218ae7ab0b5e75aa4050745216082593bf032012c299f3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.7456",
    "kind": "arxiv",
    "version": 1
  }
}