Pith Number

pith:4GB7VMFM

pith:2017:4GB7VMFMACU6TGW4AVYZZUTCTR

not attested not anchored not stored refs pending

Sequences of purchases in credit card data reveal life styles in urban populations

Bapu Vaitla, Marta C. Gonz\'alez, Matias Travizano, Miguel Luengo-Oroz, Riccardo Di Clemente, Sharon Xu

arxiv:1703.00409 v4 · 2017-03-01 · physics.soc-ph · cs.IT · cs.SI · math.IT · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4GB7VMFMACU6TGW4AVYZZUTCTR}

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	2026-05-18T00:07:50.929805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e183fab0ac00a9e99adc05719cd2629c471e60382c61a87da4de250a3f5584f5

Aliases

arxiv: 1703.00409 · arxiv_version: 1703.00409v4 · doi: 10.48550/arxiv.1703.00409 · pith_short_12: 4GB7VMFMACU6 · pith_short_16: 4GB7VMFMACU6TGW4 · pith_short_8: 4GB7VMFM

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/4GB7VMFMACU6TGW4AVYZZUTCTR \
  | 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: e183fab0ac00a9e99adc05719cd2629c471e60382c61a87da4de250a3f5584f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "207e373a9bd9c86521de5b0312608be414f601049e739075436647abc475c0d9",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.SI",
      "math.IT",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2017-03-01T17:42:47Z",
    "title_canon_sha256": "ae7a9fcf4d714fc1bcca8c45a7b799730d2359d258b0c2c1add9316ea5c5895f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.00409",
    "kind": "arxiv",
    "version": 4
  }
}