Pith Number

pith:WKDZYFP4

pith:2025:WKDZYFP4NEN3WH4BIP7A5VISK5

not attested not anchored not stored refs pending

A Mamba-based Network for Semi-supervised Singing Melody Extraction Using Confidence Binary Regularization

Jingkai Cao, Kangjie Dong, Shuai Yu, Wei Li, Xiaoliang He, Yi Yu

arxiv:2505.08681 v1 · 2025-05-13 · cs.SD · cs.AI · eess.AS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WKDZYFP4NEN3WH4BIP7A5VISK5}

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	2026-07-05T11:02:34.760797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2879c15fc691bbb1f8143fe0ed512575aa83f512ee9d1d96b0831fca143991c

Aliases

arxiv: 2505.08681 · arxiv_version: 2505.08681v1 · doi: 10.48550/arxiv.2505.08681 · pith_short_12: WKDZYFP4NEN3 · pith_short_16: WKDZYFP4NEN3WH4B · pith_short_8: WKDZYFP4

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/WKDZYFP4NEN3WH4BIP7A5VISK5 \
  | 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: b2879c15fc691bbb1f8143fe0ed512575aa83f512ee9d1d96b0831fca143991c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b95e56f87c6f672748e074fe4002d2322c88385fe6766cf9b36eb67e6eebb5a",
    "cross_cats_sorted": [
      "cs.AI",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2025-05-13T15:43:35Z",
    "title_canon_sha256": "d6dc1ccf1b990cf7c7b9d5eb4c8eee45fbee899dcd1e5b2fe44663b375c2db26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.08681",
    "kind": "arxiv",
    "version": 1
  }
}