Pith Number

pith:AUU3ICPR

pith:2021:AUU3ICPRWY6IFXJ455ARDGXU4G

not attested not anchored not stored refs pending

WiFi Fingerprint Clustering for Urban Mobility Analysis

Billy Pik Lik Lau, Chau Yuen, Keng Hua Chong, Ran Liu, Sumudu HasalaMarakkalage, Wei Quin Yow, Yuren Zhou

arxiv:2105.01274 v1 · 2021-05-04 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AUU3ICPRWY6IFXJ455ARDGXU4G}

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	2026-07-05T02:38:34.871794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0529b409f1b63c82dd3cef41119af4e1a5b2f08ec7d6d56cce418c6a9a0971ee

Aliases

arxiv: 2105.01274 · arxiv_version: 2105.01274v1 · doi: 10.48550/arxiv.2105.01274 · pith_short_12: AUU3ICPRWY6I · pith_short_16: AUU3ICPRWY6IFXJ4 · pith_short_8: AUU3ICPR

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/AUU3ICPRWY6IFXJ455ARDGXU4G \
  | 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: 0529b409f1b63c82dd3cef41119af4e1a5b2f08ec7d6d56cce418c6a9a0971ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81768e43e3ce762603c2fa45ccf1aeca6ab038be92e2b4d33cb4667c1536f970",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-05-04T03:46:14Z",
    "title_canon_sha256": "5a3eccf1673b4fe0b600e5a7963e474af37da55a06dfa15e3244da1881ee1d94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.01274",
    "kind": "arxiv",
    "version": 1
  }
}