Pith Number

pith:XOIZRS5V

pith:2025:XOIZRS5VXCJCLOQSV27XZNOXGQ

not attested not anchored not stored refs pending

Learning Neural Vocoder from Range-Null Space Decomposition

Andong Li, Chengshi Zheng, Erwei Yin, Rilin Chen, Tong Lei, Xiaodong Li, Zhihang Sun

arxiv:2507.20731 v1 · 2025-07-28 · 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{XOIZRS5VXCJCLOQSV27XZNOXGQ}

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	2026-07-05T11:44:24.924772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb9198cbb5b89225ba12aebf7cb5d7341430d493b9b87f05810236a1f53d5002

Aliases

arxiv: 2507.20731 · arxiv_version: 2507.20731v1 · doi: 10.48550/arxiv.2507.20731 · pith_short_12: XOIZRS5VXCJC · pith_short_16: XOIZRS5VXCJCLOQS · pith_short_8: XOIZRS5V

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/XOIZRS5VXCJCLOQSV27XZNOXGQ \
  | 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: bb9198cbb5b89225ba12aebf7cb5d7341430d493b9b87f05810236a1f53d5002

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f0345009702474b9d155bbe43c2a496d0c3e53a6123916a79337a4105ca28bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2025-07-28T11:30:22Z",
    "title_canon_sha256": "3a9ad55313fd1052cc252b02707812a5b07425b949e4bfee6bde4403e95b2e9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.20731",
    "kind": "arxiv",
    "version": 1
  }
}