Pith Number

pith:CMFCN6GU

pith:2023:CMFCN6GUWLXG4VT6VMMVYD2WIF

not attested not anchored not stored refs pending

NOMAD: Unsupervised Learning of Perceptual Embeddings for Speech Enhancement and Non-matching Reference Audio Quality Assessment

Alessandro Ragano, Andrew Hines, Jan Skoglund

arxiv:2309.16284 v2 · 2023-09-28 · cs.SD · 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{CMFCN6GUWLXG4VT6VMMVYD2WIF}

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	2026-07-05T07:35:21.375590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

130a26f8d4b2ee6e567eab195c0f564145d146b3f39fe7b5c9b8d1195599ad6a

Aliases

arxiv: 2309.16284 · arxiv_version: 2309.16284v2 · doi: 10.48550/arxiv.2309.16284 · pith_short_12: CMFCN6GUWLXG · pith_short_16: CMFCN6GUWLXG4VT6 · pith_short_8: CMFCN6GU

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/CMFCN6GUWLXG4VT6VMMVYD2WIF \
  | 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: 130a26f8d4b2ee6e567eab195c0f564145d146b3f39fe7b5c9b8d1195599ad6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f065c68c22eb2fe04d8f4aa728e03df37c54f75a35d11350845b0e0c38021c37",
    "cross_cats_sorted": [
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2023-09-28T09:29:52Z",
    "title_canon_sha256": "fcda728628f9080a62354491e55d7f70525cc86214ee4d3ebfcfa8262e6732f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.16284",
    "kind": "arxiv",
    "version": 2
  }
}