Pith Number

pith:73FN3DFN

pith:2025:73FN3DFN6FAXCWAC4U7MRHUDVB

not attested not anchored not stored refs pending

Accelerating Flow-Matching-Based Text-to-Speech via Empirically Pruned Step Sampling

Kai Yu, Qixi Zheng, Xiaofei Wang, Xie Chen, Yushen Chen, Zhikang Niu, Ziyang Ma

arxiv:2505.19931 v2 · 2025-05-26 · eess.AS · cs.SD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{73FN3DFN6FAXCWAC4U7MRHUDVB}

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	2026-07-05T11:15:47.059128Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fecadd8cadf141715802e53ec89e83a8670669f054d148a4cb0fd72a36f3813d

Aliases

arxiv: 2505.19931 · arxiv_version: 2505.19931v2 · doi: 10.48550/arxiv.2505.19931 · pith_short_12: 73FN3DFN6FAX · pith_short_16: 73FN3DFN6FAXCWAC · pith_short_8: 73FN3DFN

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/73FN3DFN6FAXCWAC4U7MRHUDVB \
  | 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: fecadd8cadf141715802e53ec89e83a8670669f054d148a4cb0fd72a36f3813d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70fbec19af5c7672157c6422445efe094ad56c165317f37f7fcf943fff816d87",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2025-05-26T12:58:27Z",
    "title_canon_sha256": "3245e2bcac41edad960693ed7aa9acb68f33fcc546c7de1556a32dfc8705ceeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.19931",
    "kind": "arxiv",
    "version": 2
  }
}