Pith Number

pith:MFU6Y6YN

pith:2020:MFU6Y6YNDJEAR255PP36U5RLP3

not attested not anchored not stored refs pending

Understanding Crowd Behaviors in a Social Event by Passive WiFi Sensing and Data Mining

Benny Kai Kiat Ng, Billy Pik Lik Lau, Chau Yuen, Yuren Zhou, Zann Koh

arxiv:2002.04401 v1 · 2020-02-05 · cs.SI · cs.LG · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MFU6Y6YNDJEAR255PP36U5RLP3}

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	2026-07-05T00:39:45.069768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6169ec7b0d1a4808ebbd7bf7ea762b7eff4e25dd8b9d1b6691b39cf28341f0e5

Aliases

arxiv: 2002.04401 · arxiv_version: 2002.04401v1 · doi: 10.48550/arxiv.2002.04401 · pith_short_12: MFU6Y6YNDJEA · pith_short_16: MFU6Y6YNDJEAR255 · pith_short_8: MFU6Y6YN

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/MFU6Y6YNDJEAR255PP36U5RLP3 \
  | 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: 6169ec7b0d1a4808ebbd7bf7ea762b7eff4e25dd8b9d1b6691b39cf28341f0e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c3aaa41e663b03ea805e01caf6d6f9e8b86af0a12f063e6b8b9e63b9d994562",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2020-02-05T03:36:00Z",
    "title_canon_sha256": "20ee847c12d5d6d9c8b07525335db8dac21298a3d22f34f1e4b153899810a664"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.04401",
    "kind": "arxiv",
    "version": 1
  }
}