Pith Number

pith:MQ6E4377

pith:2012:MQ6E4377PKLRPRT2LE4ILTBXV3

not attested not anchored not stored refs pending

Inferring land use from mobile phone activity

Dietmar Bauer, Jameson L. Toole, Marta C. Gonzalez, Michael Ulm

arxiv:1207.1115 v1 · 2012-07-03 · stat.ML · cs.LG · physics.data-an · 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{MQ6E4377PKLRPRT2LE4ILTBXV3}

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	2026-05-18T03:51:46.826918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

643c4e6fff7a9717c67a593885cc37aee0e747023e13fa15afa6c7939578c9b3

Aliases

arxiv: 1207.1115 · arxiv_version: 1207.1115v1 · doi: 10.48550/arxiv.1207.1115 · pith_short_12: MQ6E4377PKLR · pith_short_16: MQ6E4377PKLRPRT2 · pith_short_8: MQ6E4377

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/MQ6E4377PKLRPRT2LE4ILTBXV3 \
  | 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: 643c4e6fff7a9717c67a593885cc37aee0e747023e13fa15afa6c7939578c9b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "424c763ad1cfce456027f83643bff68a1b6863e56aff826efa98a19c030a78c2",
    "cross_cats_sorted": [
      "cs.LG",
      "physics.data-an",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2012-07-03T16:20:08Z",
    "title_canon_sha256": "2d4fee2ff9019fb3fcc305f01d7b9c9467870ddc7ce6b8f7024fdaf14bcba8f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.1115",
    "kind": "arxiv",
    "version": 1
  }
}