Pith Number

pith:OUPL2EYT

pith:2022:OUPL2EYT7PVXMOZ2PE4Q2FQ5D2

not attested not anchored not stored refs pending

Task splitting for DNN-based acoustic echo and noise removal

Maria Luis Valero, Sebastian Braun

arxiv:2205.06931 v2 · 2022-05-13 · 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{OUPL2EYT7PVXMOZ2PE4Q2FQ5D2}

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	2026-07-05T04:40:01.669506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

751ebd1313fbeb763b3a79390d161d1ebc8682ee2eb1941694f87c468cd3d9dc

Aliases

arxiv: 2205.06931 · arxiv_version: 2205.06931v2 · doi: 10.48550/arxiv.2205.06931 · pith_short_12: OUPL2EYT7PVX · pith_short_16: OUPL2EYT7PVXMOZ2 · pith_short_8: OUPL2EYT

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/OUPL2EYT7PVXMOZ2PE4Q2FQ5D2 \
  | 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: 751ebd1313fbeb763b3a79390d161d1ebc8682ee2eb1941694f87c468cd3d9dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fef3d0428df183ffdba09c34dab3c4cf12d92e250363b1c250f4ef3a87ba4de",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2022-05-13T23:56:47Z",
    "title_canon_sha256": "b165b9bb004cccbe122ccb13bc522dc104f6af8e4b540d009778a98a020908ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.06931",
    "kind": "arxiv",
    "version": 2
  }
}