Pith Number

pith:YG3TYSW7

pith:2021:YG3TYSW7TAIF3ATMUEIXW55VNJ

not attested not anchored not stored refs pending

Multitask Learning for Class-Imbalanced Discourse Classification

Alexander Spangher, Jonathan May, Lingjia Deng, Sz-rung Shiang

arxiv:2101.00389 v1 · 2021-01-02 · 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{YG3TYSW7TAIF3ATMUEIXW55VNJ}

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	2026-07-05T02:04:18.029725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1b73c4adf98105d826ca1117b77b56a6e7e83df4ed66f5ac0df2671b00cce81

Aliases

arxiv: 2101.00389 · arxiv_version: 2101.00389v1 · doi: 10.48550/arxiv.2101.00389 · pith_short_12: YG3TYSW7TAIF · pith_short_16: YG3TYSW7TAIF3ATM · pith_short_8: YG3TYSW7

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/YG3TYSW7TAIF3ATMUEIXW55VNJ \
  | 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: c1b73c4adf98105d826ca1117b77b56a6e7e83df4ed66f5ac0df2671b00cce81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8aaf9c382e6b1d079b0ba6f1cebe4471bcc2a6d3e7fcf8343a69996555eb066",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-01-02T07:13:41Z",
    "title_canon_sha256": "fe35f51fdf18c5d088d57a6d54f715fab7992bee6c30133c60140a6b827d049b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.00389",
    "kind": "arxiv",
    "version": 1
  }
}