Pith Number

pith:A2DGQEIV

pith:2022:A2DGQEIVP5M26SOCYN6HI4YQSO

not attested not anchored not stored refs pending

Exploiting Global and Local Hierarchies for Hierarchical Text Classification

Deqing Wang, Fuzhen Zhuang, Leilei Sun, Qinghong Yang, Ting Jiang, Zhongzhi Chen

arxiv:2205.02613 v3 · 2022-05-05 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A2DGQEIVP5M26SOCYN6HI4YQSO}

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	2026-07-05T05:13:55.859415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06866811157f59af49c2c37c747310939e83ef87c40c02a415d4909e64814934

Aliases

arxiv: 2205.02613 · arxiv_version: 2205.02613v3 · doi: 10.48550/arxiv.2205.02613 · pith_short_12: A2DGQEIVP5M2 · pith_short_16: A2DGQEIVP5M26SOC · pith_short_8: A2DGQEIV

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/A2DGQEIVP5M26SOCYN6HI4YQSO \
  | 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: 06866811157f59af49c2c37c747310939e83ef87c40c02a415d4909e64814934

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b05f9a770e36c010c17d8f8389df66694e56f58e61a611f556671f6637e0d6f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-05-05T12:48:41Z",
    "title_canon_sha256": "1c0584f0e0cb7d309f59b201bf4937fdb06aadb34f35efcce9903a4219bd7527"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.02613",
    "kind": "arxiv",
    "version": 3
  }
}