Pith Number

pith:SDGFBPJO

pith:2025:SDGFBPJOBZIK5XNGQG57EOJ73V

not attested not anchored not stored refs pending

Generating Negative Samples for Multi-Modal Recommendation

Chang Liu, Dan Luo, Deyi Ji, Hongtao Lu, Jing Tong, Qicheng He, Shaokai Wu, Yanbiao Ji, Yue Ding

arxiv:2501.15183 v3 · 2025-01-25 · 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{SDGFBPJOBZIK5XNGQG57EOJ73V}

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	2026-07-05T11:56:52.432052Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90cc50bd2e0e50aedda681bbf2393fdd590e89394349bda14933f594f3b9c123

Aliases

arxiv: 2501.15183 · arxiv_version: 2501.15183v3 · doi: 10.48550/arxiv.2501.15183 · pith_short_12: SDGFBPJOBZIK · pith_short_16: SDGFBPJOBZIK5XNG · pith_short_8: SDGFBPJO

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/SDGFBPJOBZIK5XNGQG57EOJ73V \
  | 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: 90cc50bd2e0e50aedda681bbf2393fdd590e89394349bda14933f594f3b9c123

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b104f0e6c2d26bdca22bf4380c5e7fc84522839e0edb0a0ab5bf5844a9075ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-01-25T11:45:49Z",
    "title_canon_sha256": "7df9b895106448fc33b3e84a7ad6be0f317e6db6a84d4bd7b8c09c28eda305b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.15183",
    "kind": "arxiv",
    "version": 3
  }
}