Pith Number

pith:224MN4QL

pith:2021:224MN4QL52B4URDXYVONVFXADW

not attested not anchored not stored refs pending

Single-Target Real-Time Passive WiFi Tracking

J. Andrew Zhang, Min Xu, Y. Jay Guo, Zhongqin Wang

arxiv:2109.06006 v1 · 2021-09-13 · cs.NI · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{224MN4QL52B4URDXYVONVFXADW}

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	2026-07-05T03:13:44.586164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6b8c6f20bee83ca4477c55cda96e01dac04388dd0c84639e93907e97168c186

Aliases

arxiv: 2109.06006 · arxiv_version: 2109.06006v1 · doi: 10.48550/arxiv.2109.06006 · pith_short_12: 224MN4QL52B4 · pith_short_16: 224MN4QL52B4URDX · pith_short_8: 224MN4QL

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/224MN4QL52B4URDXYVONVFXADW \
  | 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: d6b8c6f20bee83ca4477c55cda96e01dac04388dd0c84639e93907e97168c186

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "159c9772083c32fd7db40ac45402ef0319b33a651cf773b8773e62724549412c",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2021-09-13T14:31:09Z",
    "title_canon_sha256": "0f37a5d63354cf624116d6e9d18abbcd754250ebe4629a357e232919a0f4428e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.06006",
    "kind": "arxiv",
    "version": 1
  }
}