Pith Number

pith:KPK4Q4PP

pith:2023:KPK4Q4PPAHS6BKCGBFORDG46GH

not attested not anchored not stored refs pending

Density-based User Representation using Gaussian Process Regression for Multi-interest Personalized Retrieval

Craig Boutilier, Fernando Diaz, Haolun Wu, Maryam Karimzadehgan, Masrour Zoghi, Ofer Meshi, Xue Liu

arxiv:2310.20091 v6 · 2023-10-31 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KPK4Q4PPAHS6BKCGBFORDG46GH}

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	2026-07-05T08:48:58.610357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53d5c871ef01e5e0a846095d119b9e31e12ad7eafd7dcedd31661f4c5e976a12

Aliases

arxiv: 2310.20091 · arxiv_version: 2310.20091v6 · doi: 10.48550/arxiv.2310.20091 · pith_short_12: KPK4Q4PPAHS6 · pith_short_16: KPK4Q4PPAHS6BKCG · pith_short_8: KPK4Q4PP

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/KPK4Q4PPAHS6BKCGBFORDG46GH \
  | 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: 53d5c871ef01e5e0a846095d119b9e31e12ad7eafd7dcedd31661f4c5e976a12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02f220d4d40ec2d16afe8f63e3b87a4e342b2a4dacffed20b386ea575840f8d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-10-31T00:12:13Z",
    "title_canon_sha256": "63b01f0230a10a97c317926df2c273e4f6162b05de2805cdb13291be0633631e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.20091",
    "kind": "arxiv",
    "version": 6
  }
}