Pith Number

pith:S2AJTWTD

pith:2013:S2AJTWTDCSMWP23QYI7FFKWEUA

not attested not anchored not stored refs pending

Evaluating socio-economic state of a country analyzing airtime credit and mobile phone datasets

Gautier Krings, Thoralf Gutierrez, Vincent D. Blondel

arxiv:1309.4496 v1 · 2013-09-17 · cs.CY · cs.SI · 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{S2AJTWTDCSMWP23QYI7FFKWEUA}

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	2026-05-18T03:12:59.336216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

968099da63149967eb70c23e52aac4a03c1b97e0576a3c680bffeeaaf5b562fc

Aliases

arxiv: 1309.4496 · arxiv_version: 1309.4496v1 · doi: 10.48550/arxiv.1309.4496 · pith_short_12: S2AJTWTDCSMW · pith_short_16: S2AJTWTDCSMWP23Q · pith_short_8: S2AJTWTD

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/S2AJTWTDCSMWP23QYI7FFKWEUA \
  | 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: 968099da63149967eb70c23e52aac4a03c1b97e0576a3c680bffeeaaf5b562fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cdb6f65c962fb0736c1dbcf9522878ebc7f4d6559d6cce8c9d71e92c24e3d0f",
    "cross_cats_sorted": [
      "cs.SI",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2013-09-17T22:36:34Z",
    "title_canon_sha256": "46bf1bd67f297d10b717344550201c9560482f3dd9aa18c86a7e03d29e585332"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.4496",
    "kind": "arxiv",
    "version": 1
  }
}