Pith Number

pith:X7CJMKP7

pith:2025:X7CJMKP777V23E32DTZQOHJ3EC

not attested not anchored not stored refs pending

Beyond surveys: A High-Precision Wealth Inequality Mapping of China's Rural Households Derived from Satellite and Street View Imageries

Qiumeng Li, Weipan Xu, Xun Li, Yaofu Huang, Yu Gu

arxiv:2502.12163 v1 · 2025-02-11 · econ.GN · cs.CY · q-fin.EC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X7CJMKP777V23E32DTZQOHJ3EC}

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	2026-07-05T10:15:50.945738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfc49629ffffebad937a1cf3071d3b2097a1d7142f010d7cd47b4d17d743ab7c

Aliases

arxiv: 2502.12163 · arxiv_version: 2502.12163v1 · doi: 10.48550/arxiv.2502.12163 · pith_short_12: X7CJMKP777V2 · pith_short_16: X7CJMKP777V23E32 · pith_short_8: X7CJMKP7

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/X7CJMKP777V23E32DTZQOHJ3EC \
  | 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: bfc49629ffffebad937a1cf3071d3b2097a1d7142f010d7cd47b4d17d743ab7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "861d23c491a14ad8b5649134740b54d59cbda010514ac901839df63ea26d89f9",
    "cross_cats_sorted": [
      "cs.CY",
      "q-fin.EC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "econ.GN",
    "submitted_at": "2025-02-11T09:36:25Z",
    "title_canon_sha256": "50421a637430a8ceb6a2ef9023404b9edd43982552f05c98d132cc4a27e4dfc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.12163",
    "kind": "arxiv",
    "version": 1
  }
}