Pith Number

pith:T7YSOY44

pith:2021:T7YSOY44UHDP3ZCO6JY6AVMAZQ

not attested not anchored not stored refs pending

Sound Event Detection Based on Curriculum Learning Considering Learning Difficulty of Events

Keisuke Imoto, Noriyuki Tonami, Takahiro Fukumori, Yoichi Yamashita, Yuki Okamoto

arxiv:2102.05288 v1 · 2021-02-10 · 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{T7YSOY44UHDP3ZCO6JY6AVMAZQ}

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	2026-07-05T02:14:17.217649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ff127639ca1c6fde44ef271e05580cc2b62cc02f6be61018aa0a8aaadbdbe45

Aliases

arxiv: 2102.05288 · arxiv_version: 2102.05288v1 · doi: 10.48550/arxiv.2102.05288 · pith_short_12: T7YSOY44UHDP · pith_short_16: T7YSOY44UHDP3ZCO · pith_short_8: T7YSOY44

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/T7YSOY44UHDP3ZCO6JY6AVMAZQ \
  | 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: 9ff127639ca1c6fde44ef271e05580cc2b62cc02f6be61018aa0a8aaadbdbe45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91b7e21f2bf22f823d067e0e01d988c3caeee6391861b6870a6cfbd18ad7e1b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2021-02-10T07:04:13Z",
    "title_canon_sha256": "ac58c815dfda1ed0a0a7277c7a1b2b6dbfe5a339634fde4f061a99587752f83d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.05288",
    "kind": "arxiv",
    "version": 1
  }
}