Pith Number

pith:4SHKYZ43

pith:2018:4SHKYZ43JIJUO3CAISMHMWTZYB

not attested not anchored not stored refs pending

Discovering demographic data of users from the evolution of their spatio-temporal entropy

Arielle Moro, Beno\^it Garbinato, Val\'erie Chavez-Demoulin

arxiv:1803.04240 v1 · 2018-02-16 · 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{4SHKYZ43JIJUO3CAISMHMWTZYB}

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	2026-05-18T00:21:32.177053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e48eac679b4a13476c404498765a79c069709727acc3e1e69a59472ba081a4de

Aliases

arxiv: 1803.04240 · arxiv_version: 1803.04240v1 · doi: 10.48550/arxiv.1803.04240 · pith_short_12: 4SHKYZ43JIJU · pith_short_16: 4SHKYZ43JIJUO3CA · pith_short_8: 4SHKYZ43

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/4SHKYZ43JIJUO3CAISMHMWTZYB \
  | 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: e48eac679b4a13476c404498765a79c069709727acc3e1e69a59472ba081a4de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1aeb76bc81f5ea493bd9c63125dc4c5f3dc78041c042282e82832f99fd7a98c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2018-02-16T22:54:38Z",
    "title_canon_sha256": "c86dbe8b2a504f27aee6185273de299984c56e5400eb6def7c6064e113c49363"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.04240",
    "kind": "arxiv",
    "version": 1
  }
}