Pith Number

pith:LETJIZKR

pith:2021:LETJIZKRDBRET6NQLVONLY6QTL

not attested not anchored not stored refs pending

Measuring poverty in India with machine learning and remote sensing

Adel Daoud, Devdatt Dubhashi, Felipe Jordan, Fredrik Johansson, Makkunda Sharma, Sourabh Paul, Subhashis Banerjee

arxiv:2202.00109 v2 · 2021-12-27 · 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{LETJIZKRDBRET6NQLVONLY6QTL}

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	2026-07-05T05:10:54.109961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5926946551186249f9b05d5cd5e3d09ad078d6da4a09ac16607b7244746f503a

Aliases

arxiv: 2202.00109 · arxiv_version: 2202.00109v2 · doi: 10.48550/arxiv.2202.00109 · pith_short_12: LETJIZKRDBRE · pith_short_16: LETJIZKRDBRET6NQ · pith_short_8: LETJIZKR

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/LETJIZKRDBRET6NQLVONLY6QTL \
  | 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: 5926946551186249f9b05d5cd5e3d09ad078d6da4a09ac16607b7244746f503a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e0226e22ee4739c1b8fac8fb38565b35fce34ec5eb1b9bffc5279606ca17612",
    "cross_cats_sorted": [
      "cs.CY",
      "q-fin.EC"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "econ.GN",
    "submitted_at": "2021-12-27T22:28:49Z",
    "title_canon_sha256": "d8ea8d702d48fe8a751e5c2709056c437f55828c8f5e0cce24ae1191c9f48946"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.00109",
    "kind": "arxiv",
    "version": 2
  }
}