Pith Number

pith:FBEXURN5

pith:2025:FBEXURN5AYAR6YNAVTFQPAN7QK

not attested not anchored not stored refs pending

Mel-Spectrogram Inversion via Alternating Direction Method of Multipliers

Natsuki Ueno, Nobutaka Ono, Yoshiki Masuyama

arxiv:2501.05557 v2 · 2025-01-09 · 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{FBEXURN5AYAR6YNAVTFQPAN7QK}

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	2026-07-05T09:59:59.670519Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28497a45bd06011f61a0accb0781bf828d230c5585fd157badd09c26b7193017

Aliases

arxiv: 2501.05557 · arxiv_version: 2501.05557v2 · doi: 10.48550/arxiv.2501.05557 · pith_short_12: FBEXURN5AYAR · pith_short_16: FBEXURN5AYAR6YNA · pith_short_8: FBEXURN5

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/FBEXURN5AYAR6YNAVTFQPAN7QK \
  | 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: 28497a45bd06011f61a0accb0781bf828d230c5585fd157badd09c26b7193017

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a07200355adcd10bd2194f44557486eb65e407a130f6ea9d05107fd5541e1fc",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2025-01-09T20:05:51Z",
    "title_canon_sha256": "afcdd746ef82c2ff9690d962a821d8420978564bc32198651d56d031a15b8fe6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.05557",
    "kind": "arxiv",
    "version": 2
  }
}