Pith Number

pith:OLUXT7UM

pith:2022:OLUXT7UMHZWKJUAQETEIXWNF6L

not attested not anchored not stored refs pending

Type-enriched Hierarchical Contrastive Strategy for Fine-Grained Entity Typing

Haijin Liang, Ning Jing, Shuang Zeng, Xinyu Zuo, Yu Luo, Zhou Fang

arxiv:2208.10081 v1 · 2022-08-22 · 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{OLUXT7UMHZWKJUAQETEIXWNF6L}

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	2026-07-05T04:50:25.139402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72e979fe8c3e6ca4d01024c88bd9a5f2e8b2db2660972b351d02627f892fd572

Aliases

arxiv: 2208.10081 · arxiv_version: 2208.10081v1 · doi: 10.48550/arxiv.2208.10081 · pith_short_12: OLUXT7UMHZWK · pith_short_16: OLUXT7UMHZWKJUAQ · pith_short_8: OLUXT7UM

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/OLUXT7UMHZWKJUAQETEIXWNF6L \
  | 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: 72e979fe8c3e6ca4d01024c88bd9a5f2e8b2db2660972b351d02627f892fd572

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9f11a604d03941eccbb98862b956ef5249751a5638336df68f7150f38f1dd0f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-08-22T06:38:08Z",
    "title_canon_sha256": "ebc820c5155747dadf0940f751331bac0af9ab231cf16f39f8b82d98d98b0be7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.10081",
    "kind": "arxiv",
    "version": 1
  }
}