Pith Number

pith:M6U4SRBT

pith:2022:M6U4SRBTVA5UB3XOCGPZ7RYCOG

not attested not anchored not stored refs pending

FFC-SE: Fast Fourier Convolution for Speech Enhancement

Aibek Alanov, Dmitry Vetrov, Ivan Shchekotov, Oleg Ivanov, Pavel Andreev

arxiv:2204.03042 v1 · 2022-04-06 · 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{M6U4SRBTVA5UB3XOCGPZ7RYCOG}

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	2026-07-05T04:12:19.213166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67a9c94433a83b40eeee119f9fc70271b58d4ae6fdf1666811c1f5151c04b3c0

Aliases

arxiv: 2204.03042 · arxiv_version: 2204.03042v1 · doi: 10.48550/arxiv.2204.03042 · pith_short_12: M6U4SRBTVA5U · pith_short_16: M6U4SRBTVA5UB3XO · pith_short_8: M6U4SRBT

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/M6U4SRBTVA5UB3XOCGPZ7RYCOG \
  | 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: 67a9c94433a83b40eeee119f9fc70271b58d4ae6fdf1666811c1f5151c04b3c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66021dd3979d4be6250126069b5aa3c91b1147b2289e04182a1e70368a929ad7",
    "cross_cats_sorted": [
      "cs.AI",
      "eess.AS"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2022-04-06T18:52:47Z",
    "title_canon_sha256": "da78d9590b272b33bff76f0f2365c9c5a7fe53af3a68f8b467a0c87da379e795"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.03042",
    "kind": "arxiv",
    "version": 1
  }
}