Pith Number

pith:WDV5SJ6J

pith:2014:WDV5SJ6JTOQM4ZKXGUISX5XSO6

not attested not anchored not stored refs pending

Mismatched-basis statistics enable quantum key distribution with uncharacterized qubit sources

Chi-Hang Fred Fung, Chun-Mei Zhang, Guang-Can Guo, Hong-Wei Li, Shuang Wang, Wei Chen, Xiongfeng Ma, Zheng-Fu Han, Zhen-Qiang Yin

arxiv:1407.1924 v3 · 2014-07-08 · 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{WDV5SJ6JTOQM4ZKXGUISX5XSO6}

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	2026-05-18T02:32:38.594050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0ebd927c99ba0ce655735112bf6f277a5e6880a746f1b0dead0469690e2b438

Aliases

arxiv: 1407.1924 · arxiv_version: 1407.1924v3 · doi: 10.48550/arxiv.1407.1924 · pith_short_12: WDV5SJ6JTOQM · pith_short_16: WDV5SJ6JTOQM4ZKX · pith_short_8: WDV5SJ6J

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/WDV5SJ6JTOQM4ZKXGUISX5XSO6 \
  | 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: b0ebd927c99ba0ce655735112bf6f277a5e6880a746f1b0dead0469690e2b438

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6de02e230aa0aeaaca3dec374c5446e7b21230f79fdc16b7c828f52d64ed7db9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-07-08T01:53:55Z",
    "title_canon_sha256": "710650ae9634f8b34df346bf948ed371ce5016daea867fd9701c2ebc89dbe732"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.1924",
    "kind": "arxiv",
    "version": 3
  }
}