Pith Number

pith:F4GXED6F

pith:2021:F4GXED6FAFHVZDLK6TGR7QQ3QJ

not attested not anchored not stored refs pending

Data Augmentation for Voice-Assistant NLU using BERT-based Interchangeable Rephrase

Akhila Yerukola, Hongxia Jin, Mason Bretan

arxiv:2104.08268 v1 · 2021-04-16 · cs.CL · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F4GXED6FAFHVZDLK6TGR7QQ3QJ}

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	2026-07-05T02:32:42.610447Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f0d720fc5014f5c8d6af4cd1fc21b826d75590c4a800f19d8e9b48820aafc7b

Aliases

arxiv: 2104.08268 · arxiv_version: 2104.08268v1 · doi: 10.48550/arxiv.2104.08268 · pith_short_12: F4GXED6FAFHV · pith_short_16: F4GXED6FAFHVZDLK · pith_short_8: F4GXED6F

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/F4GXED6FAFHVZDLK6TGR7QQ3QJ \
  | 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: 2f0d720fc5014f5c8d6af4cd1fc21b826d75590c4a800f19d8e9b48820aafc7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3a401ed61b6b265ea2b94834956c5bafe7909fdc5b1370c17fa92f0ad2ebb9b",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-04-16T17:53:58Z",
    "title_canon_sha256": "7215c354622a86e02b2d56084922a658af982485cb99bc76314fbf1382cff34f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.08268",
    "kind": "arxiv",
    "version": 1
  }
}