Pith Number

pith:NNRNWVOW

pith:2025:NNRNWVOWMFGKOJ4DO3YNSM4MPH

not attested not anchored not stored refs pending

DOGR: Leveraging Document-Oriented Contrastive Learning in Generative Retrieval

Chuan Yuan, Lei Cheng, Linjian Mo, Penghao Lu, Xin Dong, Yuansheng Zhou

arxiv:2502.07219 v2 · 2025-02-11 · 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{NNRNWVOWMFGKOJ4DO3YNSM4MPH}

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	2026-07-05T10:13:09.484818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b62db55d6614ca7278376f0d9338c79c453e0f2e654bd114e0015aac8838471

Aliases

arxiv: 2502.07219 · arxiv_version: 2502.07219v2 · doi: 10.48550/arxiv.2502.07219 · pith_short_12: NNRNWVOWMFGK · pith_short_16: NNRNWVOWMFGKOJ4D · pith_short_8: NNRNWVOW

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/NNRNWVOWMFGKOJ4DO3YNSM4MPH \
  | 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: 6b62db55d6614ca7278376f0d9338c79c453e0f2e654bd114e0015aac8838471

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0871ad59e1de831b68f2e4787e14706053da86d41d1eaed342aee446504b2511",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-02-11T03:25:42Z",
    "title_canon_sha256": "f92ff61a6e0acbbb5ec5396f40e37371cca655536c828605c25889bcb99d23e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.07219",
    "kind": "arxiv",
    "version": 2
  }
}