Pith Number

pith:63EVDLMT

pith:2016:63EVDLMTCSR56HLDSVEGU3HLYS

not attested not anchored not stored refs pending

Measuring Economic Activities of China with Mobile Big Data

Chao Li, Haishan Wu, Lei Dong, Sicong Chen, Yunsheng Cheng, Zhengwei Wu

arxiv:1607.04451 v4 · 2016-07-15 · cs.SI · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{63EVDLMTCSR56HLDSVEGU3HLYS}

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	2026-05-18T01:10:01.723115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6c951ad9314a3df1d6395486a6cebc48cbaa9d4722bd2741e39fe0e708adeec

Aliases

arxiv: 1607.04451 · arxiv_version: 1607.04451v4 · doi: 10.48550/arxiv.1607.04451 · pith_short_12: 63EVDLMTCSR5 · pith_short_16: 63EVDLMTCSR56HLD · pith_short_8: 63EVDLMT

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/63EVDLMTCSR56HLDSVEGU3HLYS \
  | 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: f6c951ad9314a3df1d6395486a6cebc48cbaa9d4722bd2741e39fe0e708adeec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a05117d321f20519b7fe8a3f51a320876a83061a56e3097e40aa7a020bc4cfb",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2016-07-15T10:47:59Z",
    "title_canon_sha256": "e8a20623fbb96ddfbcc6f991a0ae5af3f8ebc416410f36a2eb8adc9bbfb3c7a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.04451",
    "kind": "arxiv",
    "version": 4
  }
}