Pith Number

pith:URUBWG6C

pith:2021:URUBWG6C6LAPXNM5STN7JBKYAM

not attested not anchored not stored refs pending

Joint framework with deep feature distillation and adaptive focal loss for weakly supervised audio tagging and acoustic event detection

Jiaen Liang, Yanhua Long, Yijie Li, Yunhao Liang, Yuping Wang

arxiv:2103.12388 v2 · 2021-03-23 · 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{URUBWG6C6LAPXNM5STN7JBKYAM}

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	2026-07-05T03:56:15.086945Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4681b1bc2f2c0fbb59d94dbf4855803104ad5a04c52222782c4b37ea27e2550

Aliases

arxiv: 2103.12388 · arxiv_version: 2103.12388v2 · doi: 10.48550/arxiv.2103.12388 · pith_short_12: URUBWG6C6LAP · pith_short_16: URUBWG6C6LAPXNM5 · pith_short_8: URUBWG6C

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/URUBWG6C6LAPXNM5STN7JBKYAM \
  | 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: a4681b1bc2f2c0fbb59d94dbf4855803104ad5a04c52222782c4b37ea27e2550

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9bed69e9ab85f4cbb05e0311a3201c1ac2d0f43c95286564d6e45573aa60d716",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2021-03-23T08:44:07Z",
    "title_canon_sha256": "db750d4846a83870437c751f252d0cd85aa685201561910fe0f47372f3e060da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.12388",
    "kind": "arxiv",
    "version": 2
  }
}