Pith Number

pith:2N4TY25U

pith:2025:2N4TY25UWN44NHDBI2A36WAAE7

not attested not anchored not stored refs pending

Cross-Subject Depression Level Classification Using EEG Signals with a Sample Confidence Method

Chenyang Xu, Huirang Hou, Lixuan Zhao, Qinghao Meng, Zhongyi Zhang

arxiv:2503.13475 v1 · 2025-03-04 · eess.SP · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2N4TY25UWN44NHDBI2A36WAAE7}

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	2026-07-05T10:33:10.717084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3793c6bb4b379c69c614681bf580027e568b7d398b022175e246fd4064c23ed

Aliases

arxiv: 2503.13475 · arxiv_version: 2503.13475v1 · doi: 10.48550/arxiv.2503.13475 · pith_short_12: 2N4TY25UWN44 · pith_short_16: 2N4TY25UWN44NHDB · pith_short_8: 2N4TY25U

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/2N4TY25UWN44NHDBI2A36WAAE7 \
  | 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: d3793c6bb4b379c69c614681bf580027e568b7d398b022175e246fd4064c23ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56a430b3ee0fd06f8249513f2e8228d538192579e3d77abd3b89d47c30ec62b6",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2025-03-04T13:16:11Z",
    "title_canon_sha256": "b8d3c235724a3b8828b9af8ab6ec1e5e6cd10a05bc4e9898087bea964fd3bfd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.13475",
    "kind": "arxiv",
    "version": 1
  }
}