Pith Number

pith:7ZF4A24P

pith:2018:7ZF4A24PJHDXIJO57O3GXKNV3T

not attested not anchored not stored refs pending

High-speed Implementation of Length-compatible Privacy Amplification in Continuous-variable Quantum Key Distribution

Hong Guo, Song Yu, Xiangyu Wang, Yi-Chen Zhang

arxiv:1805.02372 v1 · 2018-05-07 · 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{7ZF4A24PJHDXIJO57O3GXKNV3T}

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	2026-05-18T00:16:40.112237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe4bc06b8f49c77425ddfbb66ba9b5dcf431c8e3e82ca151136c9aaa9a6cef3f

Aliases

arxiv: 1805.02372 · arxiv_version: 1805.02372v1 · doi: 10.48550/arxiv.1805.02372 · pith_short_12: 7ZF4A24PJHDX · pith_short_16: 7ZF4A24PJHDXIJO5 · pith_short_8: 7ZF4A24P

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/7ZF4A24PJHDXIJO57O3GXKNV3T \
  | 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: fe4bc06b8f49c77425ddfbb66ba9b5dcf431c8e3e82ca151136c9aaa9a6cef3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7e6e044a0417d299f5e87d08cb8acd9c1608324c99bdb4822c75a5bc0f6217f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-05-07T07:11:22Z",
    "title_canon_sha256": "397599dce8b56e906c7772b8dc8e83ddbfa7c9b14b0a17141ce5ee3271ba90fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.02372",
    "kind": "arxiv",
    "version": 1
  }
}