Pith Number

pith:7CGFK2LE

pith:2021:7CGFK2LEI6IAUOUPTKXGY5CGCB

not attested not anchored not stored refs pending

I-WKNN: Fast-Speed and High-Accuracy WIFI Positioning for Intelligent Stadiums

Qingyao Li, Ruibo Wang, Xing Xu, Zhangzhi Zhao, Zhengying Lou

arxiv:2112.02058 v1 · 2021-12-03 · cs.LG · cs.NI · eess.SP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7CGFK2LEI6IAUOUPTKXGY5CGCB}

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	2026-07-05T03:46:46.203930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f88c55696447900a3a8f9aae6c744610432adca86508dc14d27a720748336101

Aliases

arxiv: 2112.02058 · arxiv_version: 2112.02058v1 · doi: 10.48550/arxiv.2112.02058 · pith_short_12: 7CGFK2LEI6IA · pith_short_16: 7CGFK2LEI6IAUOUP · pith_short_8: 7CGFK2LE

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/7CGFK2LEI6IAUOUPTKXGY5CGCB \
  | 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: f88c55696447900a3a8f9aae6c744610432adca86508dc14d27a720748336101

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93ce3059c6ce241e9321aef99bb81fd2f1d6ff381822b3e1d86bfa62730ad7dc",
    "cross_cats_sorted": [
      "cs.NI",
      "eess.SP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-12-03T18:17:49Z",
    "title_canon_sha256": "9c02cbe33c2cfbade1e85cc67ebd71a0bab494705dd37082ed40c833626b1583"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.02058",
    "kind": "arxiv",
    "version": 1
  }
}