Pith Number

pith:DHLULQPS

pith:2021:DHLULQPSQL6P5LQSHEUT3B36EN

not attested not anchored not stored refs pending

PTeacher: a Computer-Aided Personalized Pronunciation Training System with Exaggerated Audio-Visual Corrective Feedback

Dachuan Shi, Hang Zhou, Haozhe Wu, Jia Jia, Kaiyuan Xu, Kun Li, Shengqi Chen, Tianyi Ma, Weijun Li, Xiaobo Lu, Yaohua Bu, Yuanchun Shi, Zhihan Yang, Zhiyong Wu, Ziwei Liu

arxiv:2105.05182 v2 · 2021-05-11 · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DHLULQPSQL6P5LQSHEUT3B36EN}

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	2026-07-05T02:39:49.125011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19d745c1f282fcfeae1239293d877e235fdd1bad9bc6b436600f15dfd9c99852

Aliases

arxiv: 2105.05182 · arxiv_version: 2105.05182v2 · doi: 10.48550/arxiv.2105.05182 · pith_short_12: DHLULQPSQL6P · pith_short_16: DHLULQPSQL6P5LQS · pith_short_8: DHLULQPS

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/DHLULQPSQL6P5LQSHEUT3B36EN \
  | 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: 19d745c1f282fcfeae1239293d877e235fdd1bad9bc6b436600f15dfd9c99852

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "888e9e5820fcde6f1b81ffa2f422d257a33fbff2253835d5f0fa64f119d069a6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2021-05-11T16:35:09Z",
    "title_canon_sha256": "d00710ab5189205cbde506b7903ba892191aa18beaca54df5fbc9a6181c7bf30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.05182",
    "kind": "arxiv",
    "version": 2
  }
}