Pith Number

pith:MJY2R7EZ

pith:2023:MJY2R7EZ2FCQLLTNXIXUICRQZC

not attested not anchored not stored refs pending

ProtoEM: A Prototype-Enhanced Matching Framework for Event Relation Extraction

Cheng Jin, Daozhu Xu, Jiafeng Guo, Long Bai, Xiaolong Jin, Xueqi Cheng, Zhilei Hu, Zixuan Li

arxiv:2309.12892 v1 · 2023-09-22 · 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{MJY2R7EZ2FCQLLTNXIXUICRQZC}

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	2026-07-05T06:53:19.072658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6271a8fc99d14505ae6dba2f440a30c88529af737147cb5a31d2eb4b58bf03b4

Aliases

arxiv: 2309.12892 · arxiv_version: 2309.12892v1 · doi: 10.48550/arxiv.2309.12892 · pith_short_12: MJY2R7EZ2FCQ · pith_short_16: MJY2R7EZ2FCQLLTN · pith_short_8: MJY2R7EZ

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/MJY2R7EZ2FCQLLTNXIXUICRQZC \
  | 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: 6271a8fc99d14505ae6dba2f440a30c88529af737147cb5a31d2eb4b58bf03b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d969b2b0630f49500f57fdb2b36babd6a42c8344f88b814f1a8ec4a5e2f1a93f",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-09-22T14:26:06Z",
    "title_canon_sha256": "8fd881f1dfcd3b3108b8f06a76b93bb05226cb2864889a7b80b2f52772beb53f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.12892",
    "kind": "arxiv",
    "version": 1
  }
}