Pith Number

pith:ZCT7T3WS

pith:2018:ZCT7T3WSLB6H5PKXY5JCQG5PQB

not attested not anchored not stored refs pending

Discovering Latent Patterns of Urban Cultural Interactions in WeChat for Modern City Planning

Anastasios Noulas, Cecilia Mascoloo, Xiao Zhou, Zhongxiang Zhao

arxiv:1806.05694 v1 · 2018-06-14 · cs.SI · physics.data-an · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZCT7T3WSLB6H5PKXY5JCQG5PQB}

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	2026-05-18T00:13:09.734771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8a7f9eed2587c7ebd57c752281baf807a9fe556ba7592dd9503cf52ab0ac773

Aliases

arxiv: 1806.05694 · arxiv_version: 1806.05694v1 · doi: 10.48550/arxiv.1806.05694 · pith_short_12: ZCT7T3WSLB6H · pith_short_16: ZCT7T3WSLB6H5PKX · pith_short_8: ZCT7T3WS

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/ZCT7T3WSLB6H5PKXY5JCQG5PQB \
  | 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: c8a7f9eed2587c7ebd57c752281baf807a9fe556ba7592dd9503cf52ab0ac773

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e69b49323b4292b42eba929c717d74ec8e775142ca4984f8f9f1719b6f852e1",
    "cross_cats_sorted": [
      "physics.data-an",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2018-06-14T18:07:15Z",
    "title_canon_sha256": "2081c442a3e1f3e119a81a04a79de2b974903db53e131f7a9ba58cf78c8c9dd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.05694",
    "kind": "arxiv",
    "version": 1
  }
}