Pith Number

pith:2YZ6PXOV

pith:2014:2YZ6PXOVJRPZYS5OLOVLCCCLKJ

not attested not anchored not stored refs pending

Efficient quantum key distribution scheme with pre-announcing the basis

Changhua Zhu, Heling Xiao, Jingliang Gao

arxiv:1410.5664 v1 · 2014-10-21 · 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{2YZ6PXOVJRPZYS5OLOVLCCCLKJ}

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	2026-05-18T01:41:41.536013Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d633e7ddd54c5f9c4bae5baab1084b5248a49bf99b0130d0f1e6291c8329a6d9

Aliases

arxiv: 1410.5664 · arxiv_version: 1410.5664v1 · doi: 10.48550/arxiv.1410.5664 · pith_short_12: 2YZ6PXOVJRPZ · pith_short_16: 2YZ6PXOVJRPZYS5O · pith_short_8: 2YZ6PXOV

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/2YZ6PXOVJRPZYS5OLOVLCCCLKJ \
  | 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: d633e7ddd54c5f9c4bae5baab1084b5248a49bf99b0130d0f1e6291c8329a6d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a4b1d0a2c365961527b1e9d63eb2e503f21afad131ebbce0100b60356f6a5c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-10-21T14:03:13Z",
    "title_canon_sha256": "ebc828d43cede2cabd77f47316270cb80be9136f25d32f0d9a84994a5d2136dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.5664",
    "kind": "arxiv",
    "version": 1
  }
}