Pith Number

pith:O6PVFN6J

pith:2026:O6PVFN6J5L4AKTVVPCC3WWYA42

not attested not anchored not stored refs pending

Class-Aware Permutation-Invariant Signal-to-Distortion Ratio for Semantic Segmentation of Sound Scene with Same-Class Sources

Binh Thien Nguyen, Daiki Takeuchi, Daisuke Niizumi, Masahiro Yasuda, Noboru Harada

arxiv:2601.22504 v1 · 2026-01-30 · 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{O6PVFN6J5L4AKTVVPCC3WWYA42}

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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	2026-06-02T02:04:50.312284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

779f52b7c9eaf8054eb57885bb5b00e696c9e79f02f7d8ee9529497576d63c2b

Aliases

arxiv: 2601.22504 · arxiv_version: 2601.22504v1 · doi: 10.48550/arxiv.2601.22504 · pith_short_12: O6PVFN6J5L4A · pith_short_16: O6PVFN6J5L4AKTVV · pith_short_8: O6PVFN6J

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/O6PVFN6J5L4AKTVVPCC3WWYA42 \
  | 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: 779f52b7c9eaf8054eb57885bb5b00e696c9e79f02f7d8ee9529497576d63c2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "791bc5ace55273bc715bfbf16f7cab4d5b7863256c8781d241968ca96781cfec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2026-01-30T03:31:20Z",
    "title_canon_sha256": "0816919dfcd2e0a68d01f6baf7701889ffa4785c1973640d00af8f4b4b04783c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.22504",
    "kind": "arxiv",
    "version": 1
  }
}