Pith Number

pith:3NZRDKZW

pith:2022:3NZRDKZWKJY5WDILM3XQLQU66H

not attested not anchored not stored refs pending

Large-scale Stochastic Optimization of NDCG Surrogates for Deep Learning with Provable Convergence

Lijun Zhang, Quanqi Hu, Tianbao Yang, Yongjian Zhong, Zi-Hao Qiu

arxiv:2202.12183 v5 · 2022-02-24 · cs.LG · cs.AI · cs.IR · math.OC · 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{3NZRDKZWKJY5WDILM3XQLQU66H}

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

PRISMR: Overcoming Parse Collapse in Multimodal Listwise Ranking via Parameterized Representation Internalization

Receipt and verification

First computed	2026-07-05T05:38:20.824276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db7311ab365271db0d0b66ef05c29ef1d1b4d35043a30ed5c3e0225772716fda

Aliases

arxiv: 2202.12183 · arxiv_version: 2202.12183v5 · doi: 10.48550/arxiv.2202.12183 · pith_short_12: 3NZRDKZWKJY5 · pith_short_16: 3NZRDKZWKJY5WDIL · pith_short_8: 3NZRDKZW

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/3NZRDKZWKJY5WDILM3XQLQU66H \
  | 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: db7311ab365271db0d0b66ef05c29ef1d1b4d35043a30ed5c3e0225772716fda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abb981a58874e8a5a8bfdc0e80a4389d1b8e6b8bef6e1702498f8ef1975902d6",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR",
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-02-24T16:37:07Z",
    "title_canon_sha256": "38dfbd69a168565bbe9f197fbe4fdef96446a47d941930c87a55e7953113489a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.12183",
    "kind": "arxiv",
    "version": 5
  }
}