Pith Number

pith:BQICYVGK

pith:2018:BQICYVGK66V6BNWD64R3WQDBLU

not attested not anchored not stored refs pending

Atmospheric effects on continuous-variable quantum key distribution

Guihua Zeng, Peng Huang, Shiyu Wang, Tao Wang

arxiv:1804.04879 v3 · 2018-04-13 · 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{BQICYVGK66V6BNWD64R3WQDBLU}

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	2026-05-18T00:02:45.040110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c102c54caf7abe0b6c3f723bb40615d086d3f5ea62d024f8cca30cf2228c8f3

Aliases

arxiv: 1804.04879 · arxiv_version: 1804.04879v3 · doi: 10.48550/arxiv.1804.04879 · pith_short_12: BQICYVGK66V6 · pith_short_16: BQICYVGK66V6BNWD · pith_short_8: BQICYVGK

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/BQICYVGK66V6BNWD64R3WQDBLU \
  | 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: 0c102c54caf7abe0b6c3f723bb40615d086d3f5ea62d024f8cca30cf2228c8f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea55b367b6f5233edce851d9e834bc028a634ee734158f84d2be888a334b81df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-04-13T10:46:20Z",
    "title_canon_sha256": "3db11717b1ba034516ac431a0afc11cfd7a5cb518f866e19ae245ab56fd93067"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.04879",
    "kind": "arxiv",
    "version": 3
  }
}