Pith Number

pith:N3I75TNC

pith:2022:N3I75TNCSALP3T2YFLNIZNLQTI

not attested not anchored not stored refs pending

Optimizing Bi-Encoder for Named Entity Recognition via Contrastive Learning

Hao Cheng, Hoifung Poon, Jianfeng Gao, Sheng Zhang

arxiv:2208.14565 v2 · 2022-08-30 · cs.CL · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N3I75TNCSALP3T2YFLNIZNLQTI}

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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

I2CR: Intra- and Inter-modal Collaborative Reflections for Multimodal Entity Linking

Receipt and verification

First computed	2026-07-05T05:44:50.029985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ed1fecda29016fdcf582ada8cb5709a13bf90c344e6756bbc81ba7ec50b76ff

Aliases

arxiv: 2208.14565 · arxiv_version: 2208.14565v2 · doi: 10.48550/arxiv.2208.14565 · pith_short_12: N3I75TNCSALP · pith_short_16: N3I75TNCSALP3T2Y · pith_short_8: N3I75TNC

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/N3I75TNCSALP3T2YFLNIZNLQTI \
  | 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: 6ed1fecda29016fdcf582ada8cb5709a13bf90c344e6756bbc81ba7ec50b76ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "507d0341fda11cd46d1b9b58730bf42a2ea89ef2384df3480b866ad86bdcaa44",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-08-30T23:19:04Z",
    "title_canon_sha256": "483345edba81f598d7bbdf8ed720e999613a7266ef17115ad44c4d86be86d626"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.14565",
    "kind": "arxiv",
    "version": 2
  }
}