Pith Number

pith:2UVWBEGM

pith:2017:2UVWBEGMEMG6LDULEBCHMIQOPQ

not attested not anchored not stored refs pending

A Question Answering Approach to Emotion Cause Extraction

Jiachen Du, Jiannan Hu, Lin Gui, Qin Lu, Ruifeng Xu, Yulan He

arxiv:1708.05482 v2 · 2017-08-18 · 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{2UVWBEGMEMG6LDULEBCHMIQOPQ}

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	2026-05-18T00:34:28.864302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d52b6090cc230de58e8b204476220e7c3aed79230a947d42aca91707e070feba

Aliases

arxiv: 1708.05482 · arxiv_version: 1708.05482v2 · doi: 10.48550/arxiv.1708.05482 · pith_short_12: 2UVWBEGMEMG6 · pith_short_16: 2UVWBEGMEMG6LDUL · pith_short_8: 2UVWBEGM

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/2UVWBEGMEMG6LDULEBCHMIQOPQ \
  | 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: d52b6090cc230de58e8b204476220e7c3aed79230a947d42aca91707e070feba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3327d10f12f90d816f579c575ad617c82367d858169a7f30c58ddb1b2be94e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-08-18T02:07:36Z",
    "title_canon_sha256": "66879689a77d193b4d17d97cb9da6b019e89a150fde9473136c52aa2aa1c0bcf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.05482",
    "kind": "arxiv",
    "version": 2
  }
}