Pith Number

pith:NC2BGDBY

pith:2021:NC2BGDBYBT62UIXN4DAOH4BOBN

not attested not anchored not stored refs pending

CoCA-MDD: A Coupled Cross-Attention based Framework for Streaming Mispronunciation Detection and Diagnosis

Baohua Xu, Liqun Deng, Nianzu Zheng, Qun Liu, Wenyong Huang, Xiao Chen, Xin Jiang, Yasheng Wang, Yuanyuan Guo, Yu Ting Yeung

arxiv:2111.08191 v2 · 2021-11-16 · cs.CL · cs.SD · eess.AS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NC2BGDBYBT62UIXN4DAOH4BOBN}

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	2026-07-05T04:35:57.578422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68b4130c380cfdaa22ede0c0e3f02e0b4885efa321987f907ad51718f7140a47

Aliases

arxiv: 2111.08191 · arxiv_version: 2111.08191v2 · doi: 10.48550/arxiv.2111.08191 · pith_short_12: NC2BGDBYBT62 · pith_short_16: NC2BGDBYBT62UIXN · pith_short_8: NC2BGDBY

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/NC2BGDBYBT62UIXN4DAOH4BOBN \
  | 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: 68b4130c380cfdaa22ede0c0e3f02e0b4885efa321987f907ad51718f7140a47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb42f61924145e5e63f7f786d21791bbb712e26432b6bea88e0ab4bf09970333",
    "cross_cats_sorted": [
      "cs.SD",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-11-16T02:17:49Z",
    "title_canon_sha256": "473c21bcbc94100625a8e88156344cb23d4840fab3a89078512b48dfe3f31d56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.08191",
    "kind": "arxiv",
    "version": 2
  }
}