Pith Number

pith:SQ2K7ULX

pith:2015:SQ2K7ULXFKWRAGSZ7Y7U2JFZ4D

not attested not anchored not stored refs pending

Modeling the Temporal Nature of Human Behavior for Demographics Prediction

Alex 'Sandy' Pentland, Bjarke Felbo, P{\aa}l Sunds{\o}y, Sune Lehmann, Yves-Alexandre de Montjoye

arxiv:1511.06660 v5 · 2015-11-20 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SQ2K7ULXFKWRAGSZ7Y7U2JFZ4D}

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	2026-05-18T00:30:33.129366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9434afd1772aad101a59fe3f4d24b9e0c68c155f1b1ce69ff7cc55f90c72d513

Aliases

arxiv: 1511.06660 · arxiv_version: 1511.06660v5 · doi: 10.48550/arxiv.1511.06660 · pith_short_12: SQ2K7ULXFKWR · pith_short_16: SQ2K7ULXFKWRAGSZ · pith_short_8: SQ2K7ULX

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/SQ2K7ULXFKWRAGSZ7Y7U2JFZ4D \
  | 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: 9434afd1772aad101a59fe3f4d24b9e0c68c155f1b1ce69ff7cc55f90c72d513

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82429b4aa77335f344762c1e23bd0cd4bfad73b4e661c28a6b3124e3c1eddd5d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-11-20T16:07:21Z",
    "title_canon_sha256": "7f828f9e69f1398b506e24b410c138f378dfd3b4e457d6923eb3c98be2e0d370"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06660",
    "kind": "arxiv",
    "version": 5
  }
}