Pith Number

pith:A4HDOHAD

pith:2014:A4HDOHADKULQNVLSHGEQOVO6GV

not attested not anchored not stored refs pending

Flooding through the lens of mobile phone activity

Alex Rutherford, Alfredo Morales-Guzm\'an, Amit Wadhwa, Carlos Castro-Correa, David Pastor-Escuredo, Enrique Frias-Martinez, Jean-Martin Bauer, Jong Gun Lee, Liudmyla Romanoff, Miguel Luengo-Oroz, Nuria Oliver, Vanessa Frias-Martinez, Yolanda Torres-Fern\'andez

arxiv:1411.6574 v1 · 2014-11-24 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A4HDOHADKULQNVLSHGEQOVO6GV}

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	2026-05-18T02:30:07.703541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

070e371c03551706d57239890755de356897c76138d6d9cecaf3d0969ee2725f

Aliases

arxiv: 1411.6574 · arxiv_version: 1411.6574v1 · doi: 10.48550/arxiv.1411.6574 · pith_short_12: A4HDOHADKULQ · pith_short_16: A4HDOHADKULQNVLS · pith_short_8: A4HDOHAD

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/A4HDOHADKULQNVLSHGEQOVO6GV \
  | 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: 070e371c03551706d57239890755de356897c76138d6d9cecaf3d0969ee2725f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bbf0b4544f656312e6d44cf5e62a38113afc79728bd162b12103faddb02f344",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2014-11-24T19:01:39Z",
    "title_canon_sha256": "99d6712520af762bbb7fb47958226e2585745c892c3d864078bd62f8b686e05b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.6574",
    "kind": "arxiv",
    "version": 1
  }
}