Pith Number

pith:3Z6COZ4P

pith:2022:3Z6COZ4PA7WLUYZDIBAG2UQZAV

not attested not anchored not stored refs pending

LCSM: A Lightweight Complex Spectral Mapping Framework for Stereophonic Acoustic Echo Cancellation

Chenggang Zhang, Jinjiang Liu, Xueliang Zhang

arxiv:2208.07277 v1 · 2022-08-15 · 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{3Z6COZ4PA7WLUYZDIBAG2UQZAV}

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	2026-07-05T04:48:26.011615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de7c27678f07ecba632340406d52190576731deff1490facbd6e1faa16b856f5

Aliases

arxiv: 2208.07277 · arxiv_version: 2208.07277v1 · doi: 10.48550/arxiv.2208.07277 · pith_short_12: 3Z6COZ4PA7WL · pith_short_16: 3Z6COZ4PA7WLUYZD · pith_short_8: 3Z6COZ4P

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/3Z6COZ4PA7WLUYZDIBAG2UQZAV \
  | 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: de7c27678f07ecba632340406d52190576731deff1490facbd6e1faa16b856f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de79e09236b707a0b756090102acf04f4ef7febd8993559575bb8cc276ca5c30",
    "cross_cats_sorted": [
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2022-08-15T15:38:51Z",
    "title_canon_sha256": "a868ed13c2493d668d580846616f0fdfc6074ad3696315f4712efc0a0949361a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.07277",
    "kind": "arxiv",
    "version": 1
  }
}