Pith Number

pith:YGIDHH2Z

pith:2021:YGIDHH2ZO2KLWFCUDZCJZHIXRL

not attested not anchored not stored refs pending

Distantly Supervised Relation Extraction via Recursive Hierarchy-Interactive Attention and Entity-Order Perception

Hai Cui, Jiayu Han, Lu Liu, Ridong Han, Tao Peng

arxiv:2105.08213 v2 · 2021-05-18 · 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{YGIDHH2ZO2KLWFCUDZCJZHIXRL}

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	2026-07-05T04:17:14.517056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c190339f597694bb14541e449c9d178adc1555a7b11b0e7280643bc923ce6aec

Aliases

arxiv: 2105.08213 · arxiv_version: 2105.08213v2 · doi: 10.48550/arxiv.2105.08213 · pith_short_12: YGIDHH2ZO2KL · pith_short_16: YGIDHH2ZO2KLWFCU · pith_short_8: YGIDHH2Z

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/YGIDHH2ZO2KLWFCUDZCJZHIXRL \
  | 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: c190339f597694bb14541e449c9d178adc1555a7b11b0e7280643bc923ce6aec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1650271c5c333203992aa2d30d4a48afe219b69ac2dbd83e47f807d7148b8ccb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-05-18T00:45:25Z",
    "title_canon_sha256": "53fbcdbfb1c1e701934963b549bc110f112accfbc1a2580e98ca0d10ffea58a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.08213",
    "kind": "arxiv",
    "version": 2
  }
}