Pith Number

pith:5AY2IT4V

pith:2019:5AY2IT4VZSO6G4AQDNCVFYAIXU

not attested not anchored not stored refs pending

A general graph-based framework for top-N recommendation using content, temporal and trust information

Armel Jacques Nzekon Nzeko'o, Matthieu Latapy, Maurice Tchuente

arxiv:1905.02681 v1 · 2019-05-06 · cs.IR · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5AY2IT4VZSO6G4AQDNCVFYAIXU}

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	2026-05-17T23:42:19.333746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e831a44f95cc9de370101b4552e008bd357f99d710f1bab460726f597aa96260

Aliases

arxiv: 1905.02681 · arxiv_version: 1905.02681v1 · doi: 10.48550/arxiv.1905.02681 · pith_short_12: 5AY2IT4VZSO6 · pith_short_16: 5AY2IT4VZSO6G4AQ · pith_short_8: 5AY2IT4V

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/5AY2IT4VZSO6G4AQDNCVFYAIXU \
  | 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: e831a44f95cc9de370101b4552e008bd357f99d710f1bab460726f597aa96260

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cdabc41052e31e5b132d0998c8d1174ed0f00451286e42dd1918a18833496d3",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-05-06T12:52:44Z",
    "title_canon_sha256": "1b0f3d3add5f8fac079dd67604a5c904381ab7884f57f1e7c6c72ad7dfbe88a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.02681",
    "kind": "arxiv",
    "version": 1
  }
}