Pith Number

pith:QOSOMVQ6

pith:2018:QOSOMVQ6JGPLN5NPP4FASD5INH

not attested not anchored not stored refs pending

Sound Event Detection and Time-Frequency Segmentation from Weakly Labelled Data

Iwona Sobieraj, Mark D. Plumbley, Qiuqiang Kong, Wenwu Wang, Yong Xu

arxiv:1804.04715 v3 · 2018-04-12 · 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{QOSOMVQ6JGPLN5NPP4FASD5INH}

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	2026-07-05T00:25:07.221711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83a4e6561e499eb6f5af7f0a090fa869ee18f8ed0f9256e68c8b35c327019c27

Aliases

arxiv: 1804.04715 · arxiv_version: 1804.04715v3 · doi: 10.48550/arxiv.1804.04715 · pith_short_12: QOSOMVQ6JGPL · pith_short_16: QOSOMVQ6JGPLN5NP · pith_short_8: QOSOMVQ6

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/QOSOMVQ6JGPLN5NPP4FASD5INH \
  | 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: 83a4e6561e499eb6f5af7f0a090fa869ee18f8ed0f9256e68c8b35c327019c27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a4617f81463e06ff003d52049766872fe16bb76e6112c8aa4cc4bde332bf429",
    "cross_cats_sorted": [
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2018-04-12T20:20:29Z",
    "title_canon_sha256": "8d058689a2488ed5863bd699e3a3eccc6614451a01c5f4d25cbf1e7e35493d51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.04715",
    "kind": "arxiv",
    "version": 3
  }
}