Pith Number

pith:S4FGCRGV

pith:2016:S4FGCRGVQYDFDCLXQ25S4TSNFL

not attested not anchored not stored refs pending

Population estimation from mobile network traffic metadata

Ghazaleh Khodabandelou, Marco Fiore, Mounim A. El-Yacoubi, Vincent Gauthier

arxiv:1610.06947 v1 · 2016-10-04 · cs.NI · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S4FGCRGVQYDFDCLXQ25S4TSNFL}

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	2026-05-18T01:01:35.552109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

970a6144d5860651897786bb2e4e4d2ae5eb5802ea6f7e0c958c0abb71729682

Aliases

arxiv: 1610.06947 · arxiv_version: 1610.06947v1 · doi: 10.48550/arxiv.1610.06947 · pith_short_12: S4FGCRGVQYDF · pith_short_16: S4FGCRGVQYDFDCLX · pith_short_8: S4FGCRGV

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/S4FGCRGVQYDFDCLXQ25S4TSNFL \
  | 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: 970a6144d5860651897786bb2e4e4d2ae5eb5802ea6f7e0c958c0abb71729682

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1340815f568656358dbb802eea3875a496dea26fa1524300706ca113b3a7be4a",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2016-10-04T10:16:59Z",
    "title_canon_sha256": "2062491cca7fe22fbadc2f8dd1c07967feeea8ade2ed82cdfad03a6a0a5dd7be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.06947",
    "kind": "arxiv",
    "version": 1
  }
}