Pith Number

pith:NE442IBV

pith:2021:NE442IBVDR5JB2USOGT6C2VSID

not attested not anchored not stored refs pending

Environmental Sound Extraction Using Onomatopoeic Words

Keisuke Imoto, Masaaki Yamamoto, Shota Horiguchi, Yohei Kawaguchi, Yuki Okamoto

arxiv:2112.00209 v4 · 2021-12-01 · cs.SD · cs.LG · 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{NE442IBVDR5JB2USOGT6C2VSID}

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	2026-07-05T03:57:42.236291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6939cd20351c7a90ea9271a7e16ab240ee818b20c5cca40a7d9fb354ad4647d2

Aliases

arxiv: 2112.00209 · arxiv_version: 2112.00209v4 · doi: 10.48550/arxiv.2112.00209 · pith_short_12: NE442IBVDR5J · pith_short_16: NE442IBVDR5JB2US · pith_short_8: NE442IBV

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/NE442IBVDR5JB2USOGT6C2VSID \
  | 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: 6939cd20351c7a90ea9271a7e16ab240ee818b20c5cca40a7d9fb354ad4647d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44dd9c63e607ada5298b37031707e8e0a5adfd4ef778414507e288d041096452",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2021-12-01T01:18:06Z",
    "title_canon_sha256": "a501b8e466a73303c15e818d3e5e65e510058b45265bdd01a0b75c9808c21110"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.00209",
    "kind": "arxiv",
    "version": 4
  }
}