Pith Number

pith:LUSZV4FE

pith:2025:LUSZV4FE74FNU7L4JVW6QQMIZL

not attested not anchored not stored refs pending

ECG Identity Authentication in Open-set with Multi-model Pretraining and Self-constraint Center & Irrelevant Sample Repulsion Learning

Hao Wang, Mingyu Dong, Yanjun Deng, Yefei Zhang, Zhidong Zhao

arxiv:2504.18608 v1 · 2025-04-25 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LUSZV4FE74FNU7L4JVW6QQMIZL}

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	2026-07-05T10:54:17.837123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d259af0a4ff0ada7d7c4d6de84188caef8714ccf7f09dc135b076d8d0e73de9

Aliases

arxiv: 2504.18608 · arxiv_version: 2504.18608v1 · doi: 10.48550/arxiv.2504.18608 · pith_short_12: LUSZV4FE74FN · pith_short_16: LUSZV4FE74FNU7L4 · pith_short_8: LUSZV4FE

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/LUSZV4FE74FNU7L4JVW6QQMIZL \
  | 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: 5d259af0a4ff0ada7d7c4d6de84188caef8714ccf7f09dc135b076d8d0e73de9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f60c2bff8ac40cc62f5d08bca7b95daa8c1d80edd6257a7161ab6d79164c068",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-04-25T12:18:51Z",
    "title_canon_sha256": "f3828acc9115c2d2db90cb96335f2a3c1a6406cb26c112f0ff4195be9ed2b23f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.18608",
    "kind": "arxiv",
    "version": 1
  }
}