Pith Number

pith:WX3WTDXH

pith:2020:WX3WTDXHKAWOWKD5PHWHPXPXGY

not attested not anchored not stored refs pending

VoiceCoach: Interactive Evidence-based Training for Voice Modulation Skills in Public Speaking

Aoyu Wu, Haipeng Zeng, Huamin Qu, Xiaojuan Ma, Xingbo Wang, Yong Wang, Zhida Sun

arxiv:2001.07876 v1 · 2020-01-22 · cs.HC · cs.CL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WX3WTDXHKAWOWKD5PHWHPXPXGY}

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	2026-07-05T01:39:55.776361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5f7698ee7502ceb287d79ec77ddf7362f1fce1abdb7338fac21c96337c6de83

Aliases

arxiv: 2001.07876 · arxiv_version: 2001.07876v1 · doi: 10.48550/arxiv.2001.07876 · pith_short_12: WX3WTDXHKAWO · pith_short_16: WX3WTDXHKAWOWKD5 · pith_short_8: WX3WTDXH

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/WX3WTDXHKAWOWKD5PHWHPXPXGY \
  | 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: b5f7698ee7502ceb287d79ec77ddf7362f1fce1abdb7338fac21c96337c6de83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6dfe18b8c28676e9af1505da72536dd8e6b63027301f83944f9905f2913bd579",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2020-01-22T04:52:06Z",
    "title_canon_sha256": "a0b39c5c6aeef935500e0835ced7ecce93c7550b9aad248503adf154baa470b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.07876",
    "kind": "arxiv",
    "version": 1
  }
}