Pith Number

pith:AF5NN2JV

pith:2018:AF5NN2JVWV6H6JOY3BNMUUERQN

not attested not anchored not stored refs pending

Generation Meets Recommendation: Proposing Novel Items for Groups of Users

Harold Soh, Vinh Vo Thanh

arxiv:1808.01199 v1 · 2018-08-02 · 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{AF5NN2JVWV6H6JOY3BNMUUERQN}

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	2026-05-18T00:08:58.688741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

017ad6e935b57c7f25d8d85aca509183648ee7d84d661a4aaa7e5bbe9b82603a

Aliases

arxiv: 1808.01199 · arxiv_version: 1808.01199v1 · doi: 10.48550/arxiv.1808.01199 · pith_short_12: AF5NN2JVWV6H · pith_short_16: AF5NN2JVWV6H6JOY · pith_short_8: AF5NN2JV

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/AF5NN2JVWV6H6JOY3BNMUUERQN \
  | 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: 017ad6e935b57c7f25d8d85aca509183648ee7d84d661a4aaa7e5bbe9b82603a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ee98f05111e55117c40ea51ec290f58172cafe27f6aae2aeee073463531df5f",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2018-08-02T08:26:19Z",
    "title_canon_sha256": "e69b014a71b58b3ab515ab5b66430d32420ad8fca05cc4eeaa3fce4afb5c5b3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.01199",
    "kind": "arxiv",
    "version": 1
  }
}