Pith Number

pith:Y4R2IFOK

pith:2014:Y4R2IFOK7EHPJHA37JQCGHGOB5

not attested not anchored not stored refs pending

Estimating Food Consumption and Poverty Indices with Mobile Phone Data

Adeline Decuyper, Alex Rutherford, Amit Wadhwa, Gautier Krings, Jean-Martin Bauer, Miguel A. Luengo-Oroz, Thoralf Gutierrez, Vincent D. Blondel

arxiv:1412.2595 v1 · 2014-11-22 · cs.CY · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y4R2IFOK7EHPJHA37JQCGHGOB5}

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	2026-05-18T02:31:57.495760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c723a415caf90ef49c1bfa60231cce0f69fe11d41c7bf6cc80e6a3d64b10e0ef

Aliases

arxiv: 1412.2595 · arxiv_version: 1412.2595v1 · doi: 10.48550/arxiv.1412.2595 · pith_short_12: Y4R2IFOK7EHP · pith_short_16: Y4R2IFOK7EHPJHA3 · pith_short_8: Y4R2IFOK

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/Y4R2IFOK7EHPJHA37JQCGHGOB5 \
  | 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: c723a415caf90ef49c1bfa60231cce0f69fe11d41c7bf6cc80e6a3d64b10e0ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36e6256475f7e8c0d63f370a5dc63637b0b7abcd04c20b957400bab8784a2956",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2014-11-22T09:25:22Z",
    "title_canon_sha256": "bbba215c41f82bc52bbc0a3b3cdc8cc8e3a67a6ab9192225e7fc86df51c19d53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.2595",
    "kind": "arxiv",
    "version": 1
  }
}