Pith Number

pith:L2KVFQVP

pith:2019:L2KVFQVPNV2MZ7JCE5DSIXVYXI

not attested not anchored not stored refs pending

Robust Environmental Sound Recognition with Sparse Key-point Encoding and Efficient Multi-spike Learning

Huajin Tang, Jianwu Dang, Kay Chen Tan, Longbiao Wang, Qiang Yu, Yanli Yao

arxiv:1902.01094 v1 · 2019-02-04 · cs.NE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L2KVFQVPNV2MZ7JCE5DSIXVYXI}

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	2026-05-17T23:54:49.688095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e9552c2af6d74ccfd222747245eb8ba079673ae090c7d46793af9c42ee0b01b

Aliases

arxiv: 1902.01094 · arxiv_version: 1902.01094v1 · doi: 10.48550/arxiv.1902.01094 · pith_short_12: L2KVFQVPNV2M · pith_short_16: L2KVFQVPNV2MZ7JC · pith_short_8: L2KVFQVP

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/L2KVFQVPNV2MZ7JCE5DSIXVYXI \
  | 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: 5e9552c2af6d74ccfd222747245eb8ba079673ae090c7d46793af9c42ee0b01b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88e79188a94299daa98da97e1419619af20de6e91212acd6eb03a30ad211494f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2019-02-04T09:24:11Z",
    "title_canon_sha256": "e9cb4d9e1943ea4e3a38d98dc1241650aa16bfa024dffb33bfd7f7e99fc50db8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.01094",
    "kind": "arxiv",
    "version": 1
  }
}