Pith Number

pith:XCV47KUP

pith:2026:XCV47KUP226FUYRT4CMJJQYEDF

not attested not anchored not stored refs pending

CHILDES-Aligned: A Curated Children's Speech Dataset via Multi-Model Timestamp Ensembling

Brian Kingsbury, Dancheng Liu, Haolong Zheng, Jinjun Xiong, Mark A. Hasegawa-Johnson, Samuel Thomas, Vishal Sunder, Xinyu Liang, Yuanzhuo Hu, Zhizheng Wu

arxiv:2607.03670 v1 · 2026-07-04 · eess.AS · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XCV47KUP226FUYRT4CMJJQYEDF}

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	2026-07-07T02:18:00.824859Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8abcfaa8fd6bc5a6233e09894c304196128ce3885d7dc7941ab91bf5ed3517d

Aliases

arxiv: 2607.03670 · arxiv_version: 2607.03670v1 · doi: 10.48550/arxiv.2607.03670 · pith_short_12: XCV47KUP226F · pith_short_16: XCV47KUP226FUYRT · pith_short_8: XCV47KUP

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/XCV47KUP226FUYRT4CMJJQYEDF \
  | 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: b8abcfaa8fd6bc5a6233e09894c304196128ce3885d7dc7941ab91bf5ed3517d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "661b125d0fe9e73e005e3a18bf34e5c02cb8a7247f60f6f929f857a9c4da10b2",
    "cross_cats_sorted": [
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2026-07-04T02:50:05Z",
    "title_canon_sha256": "f871ec38104685bac4fad9b090490cf59512b4c5b60318002d62ae0a9603d979"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.03670",
    "kind": "arxiv",
    "version": 1
  }
}