Pith Number

pith:OBUAMTOF

pith:2021:OBUAMTOFBZ3QRRPRTVBT2CXLJ5

not attested not anchored not stored refs pending

Multi-Task Learning and Adapted Knowledge Models for Emotion-Cause Extraction

Elsbeth Turcan, Kasturi Bhattacharjee, Rishita Anubhai, Shuai Wang, Smaranda Muresan, Yaser Al-Onaizan

arxiv:2106.09790 v1 · 2021-06-17 · 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{OBUAMTOFBZ3QRRPRTVBT2CXLJ5}

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	2026-07-05T02:50:20.837111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7068064dc50e7708c5f19d433d0aeb4f4531629b8665e17de45375c012cd9858

Aliases

arxiv: 2106.09790 · arxiv_version: 2106.09790v1 · doi: 10.48550/arxiv.2106.09790 · pith_short_12: OBUAMTOFBZ3Q · pith_short_16: OBUAMTOFBZ3QRRPR · pith_short_8: OBUAMTOF

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/OBUAMTOFBZ3QRRPRTVBT2CXLJ5 \
  | 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: 7068064dc50e7708c5f19d433d0aeb4f4531629b8665e17de45375c012cd9858

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6af9283648bf4efdc9fb5a0609cd41792a767314d61ccb519b5f736a8717e93d",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-06-17T20:11:04Z",
    "title_canon_sha256": "df6119b04684f08baca53589d3510a7176c60b809a360e304c83e58ceeb543d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.09790",
    "kind": "arxiv",
    "version": 1
  }
}