Pith Number

pith:BG3KMTVQ

pith:2019:BG3KMTVQ46YRA526T7UDECACT5

not attested not anchored not stored refs pending

Unifying Question Answering, Text Classification, and Regression via Span Extraction

Bryan McCann, Caiming Xiong, Nitish Shirish Keskar, Richard Socher

arxiv:1904.09286 v2 · 2019-04-19 · 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{BG3KMTVQ46YRA526T7UDECACT5}

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.

Cited by

2 papers in Pith

The Flan Collection: Designing Data and Methods for Effective Instruction Tuning

CTRL: A Conditional Transformer Language Model for Controllable Generation

Receipt and verification

First computed	2026-07-05T00:06:07.563048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09b6a64eb0e7b110775e9fe83208029f4b34a7081bea5ee493bb576741c4e881

Aliases

arxiv: 1904.09286 · arxiv_version: 1904.09286v2 · doi: 10.48550/arxiv.1904.09286 · pith_short_12: BG3KMTVQ46YR · pith_short_16: BG3KMTVQ46YRA526 · pith_short_8: BG3KMTVQ

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/BG3KMTVQ46YRA526T7UDECACT5 \
  | 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: 09b6a64eb0e7b110775e9fe83208029f4b34a7081bea5ee493bb576741c4e881

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "016980ad7e999a192b71b66faf0094f09d855c155a088448efeec0018baf3651",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-04-19T17:58:29Z",
    "title_canon_sha256": "4d4a6a9ca0c3eafa880958dca2faeb240c7e0e65699ca963d6e7daa3c125f58c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.09286",
    "kind": "arxiv",
    "version": 2
  }
}