Pith Number

pith:B46J6RDA

pith:2026:B46J6RDAK75CZ2BPESOHXYDGC4

not attested not anchored not stored refs pending

FSC-Net: Integrating Fast Fourier Convolutions and Progressive Learning for Speech Bandwidth Extension

Jing Lu, Kai Chen, Qinwen Hu, Xiaobin Rong, Xinan Chen

arxiv:2606.06962 v1 · 2026-06-05 · 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{B46J6RDAK75CZ2BPESOHXYDGC4}

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	2026-06-08T01:04:38.383088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f3c9f446057fa2ce82f249c7be066173013ec32584b5e14785f2900a805c4f5

Aliases

arxiv: 2606.06962 · arxiv_version: 2606.06962v1 · doi: 10.48550/arxiv.2606.06962 · pith_short_12: B46J6RDAK75C · pith_short_16: B46J6RDAK75CZ2BP · pith_short_8: B46J6RDA

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/B46J6RDAK75CZ2BPESOHXYDGC4 \
  | 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: 0f3c9f446057fa2ce82f249c7be066173013ec32584b5e14785f2900a805c4f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abd1b159450c864a9d070f2af06e16e86d2fd2b823059196bcb45b295aee1ff6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2026-06-05T06:41:10Z",
    "title_canon_sha256": "2e042fccd72a869e5584fb052dfe874065d4c0cb17f1a53d397b59eb2a6d44e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.06962",
    "kind": "arxiv",
    "version": 1
  }
}