Pith Number

pith:AISNCEED

pith:2025:AISNCEEDDL2YQF74XUX267RD7R

not attested not anchored not stored refs pending

Extending MovieLens-32M to Provide New Evaluation Objectives

Houmaan Chamani, Mark D. Smucker

arxiv:2504.01863 v2 · 2025-04-02 · 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{AISNCEEDDL2YQF74XUX267RD7R}

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.

Cited by

1 paper in Pith

We're Still Doing It (All) Wrong: Recommender Systems, Fifteen Years Later

Receipt and verification

First computed	2026-07-05T10:54:45.717901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0224d110831af58817fcbd2faf7e23fc7f2be432153ec984ac93ba5a709f5739

Aliases

arxiv: 2504.01863 · arxiv_version: 2504.01863v2 · doi: 10.48550/arxiv.2504.01863 · pith_short_12: AISNCEEDDL2Y · pith_short_16: AISNCEEDDL2YQF74 · pith_short_8: AISNCEED

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/AISNCEEDDL2YQF74XUX267RD7R \
  | 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: 0224d110831af58817fcbd2faf7e23fc7f2be432153ec984ac93ba5a709f5739

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99ded62727433478e502e4be8457af89fccb35c94f03456ea2bd7ef070ba080c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-04-02T16:15:46Z",
    "title_canon_sha256": "53934cb358183d458bbcf4d54883c50ee96eade7071fbf1746e295bacdaaacbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.01863",
    "kind": "arxiv",
    "version": 2
  }
}