Pith Number

pith:7OMDZ3VV

pith:2020:7OMDZ3VV5VWGPSRTHO5ZRKAU3N

not attested not anchored not stored refs pending

Towards Robust Crowdsourcing-Based Localization: A Fingerprinting Accuracy Indicator Enhanced Wireless/Magnetic/Inertial Integration Approach

Chuang Shi, Naser El-Sheimy, You Li, Yuan Zhuang, Zhe He, Zhouzheng Gao

arxiv:2004.04688 v1 · 2020-04-09 · 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{7OMDZ3VV5VWGPSRTHO5ZRKAU3N}

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	2026-07-05T00:54:10.439842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb983ceeb5ed6c67ca333bbb98a814db4427593636ef2f0a3362098217f4fca0

Aliases

arxiv: 2004.04688 · arxiv_version: 2004.04688v1 · doi: 10.48550/arxiv.2004.04688 · pith_short_12: 7OMDZ3VV5VWG · pith_short_16: 7OMDZ3VV5VWGPSRT · pith_short_8: 7OMDZ3VV

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/7OMDZ3VV5VWGPSRTHO5ZRKAU3N \
  | 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: fb983ceeb5ed6c67ca333bbb98a814db4427593636ef2f0a3362098217f4fca0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "650631caa4a3be73e40c91893241a05f2cd9396edd796de203575141c3b5b884",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2020-04-09T17:13:39Z",
    "title_canon_sha256": "1e0b0f0e243adfa0c777387ebd94471da06a2b17e97b4c8f9cffdd50cd4c1625"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.04688",
    "kind": "arxiv",
    "version": 1
  }
}