Pith Number

pith:BZIIK4O2

pith:2022:BZIIK4O2TBJ5P5IZIBU7KOCPYJ

not attested not anchored not stored refs pending

A Two-Stream AMR-enhanced Model for Document-level Event Argument Extraction

Baobao Chang, Peiyi Wang, Runxin Xu, Shuang Zeng, Tianyu Liu, Zhifang Sui

arxiv:2205.00241 v1 · 2022-04-30 · 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{BZIIK4O2TBJ5P5IZIBU7KOCPYJ}

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	2026-07-05T04:19:10.804123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e508571da9853d7f5194069f5384fc27c34efb5884d298e3e9fca07f8a11b4f

Aliases

arxiv: 2205.00241 · arxiv_version: 2205.00241v1 · doi: 10.48550/arxiv.2205.00241 · pith_short_12: BZIIK4O2TBJ5 · pith_short_16: BZIIK4O2TBJ5P5IZ · pith_short_8: BZIIK4O2

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/BZIIK4O2TBJ5P5IZIBU7KOCPYJ \
  | 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: 0e508571da9853d7f5194069f5384fc27c34efb5884d298e3e9fca07f8a11b4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62e8442e38b920d5824e604e2d76c946f5f128fa0ab68f93fd0dcb4214e21f58",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-04-30T11:17:26Z",
    "title_canon_sha256": "4b1f724fcd20301d570f86c2c97d7aeb6328fec4f0dcbaa332666901c63301f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.00241",
    "kind": "arxiv",
    "version": 1
  }
}