Pith Number

pith:F2YFXH7B

pith:2020:F2YFXH7BUKKPNIRYY35DUSWUGG

not attested not anchored not stored refs pending

High key rate quantum conference key agreement with unconditional security

Hua-Lei Yin, Jie Gu, Xiao-Yu Cao, Yu-Shuo Lu, Zeng-Bing Chen, Zhao Li

arxiv:2006.10230 v2 · 2020-06-18 · 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{F2YFXH7BUKKPNIRYY35DUSWUGG}

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	2026-07-05T03:17:12.555849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2eb05b9fe1a294f6a238c6fa3a4ad43185c65c8b6e761f3f62202dc8b9e80275

Aliases

arxiv: 2006.10230 · arxiv_version: 2006.10230v2 · doi: 10.48550/arxiv.2006.10230 · pith_short_12: F2YFXH7BUKKP · pith_short_16: F2YFXH7BUKKPNIRY · pith_short_8: F2YFXH7B

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/F2YFXH7BUKKPNIRYY35DUSWUGG \
  | 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: 2eb05b9fe1a294f6a238c6fa3a4ad43185c65c8b6e761f3f62202dc8b9e80275

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "645767a776b4fad9dd629073331da1bfb791295f2f83cde28ed77f83568dc130",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-06-18T01:47:17Z",
    "title_canon_sha256": "dcaef27472f82433b08c3875e05bb5834aa65775cd20327518f6e00e153d8491"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.10230",
    "kind": "arxiv",
    "version": 2
  }
}