Pith Number

pith:IADRJYJE

pith:2025:IADRJYJE2PNUIV2V3IHSE5NWQ5

not attested not anchored not stored refs pending

ESANS: Effective and Semantic-Aware Negative Sampling for Large-Scale Retrieval Systems

Haibo Xing, Hao Deng, Jinxin Hu, Kanefumi Matsuyama, Xiaoyi Zeng, Yu Zhang

arxiv:2502.16077 v1 · 2025-02-22 · 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{IADRJYJE2PNUIV2V3IHSE5NWQ5}

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	2026-07-05T10:18:20.694630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

400714e124d3db445755da0f2275b687772c9d2cb957e43ec39f9f4eb61dff8d

Aliases

arxiv: 2502.16077 · arxiv_version: 2502.16077v1 · doi: 10.48550/arxiv.2502.16077 · pith_short_12: IADRJYJE2PNU · pith_short_16: IADRJYJE2PNUIV2V · pith_short_8: IADRJYJE

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/IADRJYJE2PNUIV2V3IHSE5NWQ5 \
  | 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: 400714e124d3db445755da0f2275b687772c9d2cb957e43ec39f9f4eb61dff8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1d743b67c2757067bbad1ca71d52705c03e4e6c998a07e37de54d291741cda2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-02-22T04:43:20Z",
    "title_canon_sha256": "20908be2739dbee235de743d2aca78c68903def74bad7b10b18b422d6a593fcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.16077",
    "kind": "arxiv",
    "version": 1
  }
}