Pith Number

pith:TPWW4AXI

pith:2025:TPWW4AXITPUOZTIQQOJBQAPRTH

not attested not anchored not stored refs pending

DB-GNN: Dual-Branch Graph Neural Network with Multi-Level Contrastive Learning for Jointly Identifying Within- and Cross-Frequency Coupled Brain Networks

Hui Xu, Jing Cai, Ta Zhou, Wei Xue, Xiang Wang, Xibei Yang

arxiv:2504.20744 v1 · 2025-04-29 · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TPWW4AXITPUOZTIQQOJBQAPRTH}

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	2026-07-05T10:55:48.076933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bed6e02e89be8eccd1083921801f199e8f476de2f4b5c9e11d1207d36b630bf

Aliases

arxiv: 2504.20744 · arxiv_version: 2504.20744v1 · doi: 10.48550/arxiv.2504.20744 · pith_short_12: TPWW4AXITPUO · pith_short_16: TPWW4AXITPUOZTIQ · pith_short_8: TPWW4AXI

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/TPWW4AXITPUOZTIQQOJBQAPRTH \
  | 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: 9bed6e02e89be8eccd1083921801f199e8f476de2f4b5c9e11d1207d36b630bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb8479c1b400369d02e504d7de53bc94c01b6887fe3b42baa41d37f0600ba11e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2025-04-29T13:24:37Z",
    "title_canon_sha256": "0f864bb4eeb71aca298573e23c8f65b454ffdf8e3c01c37066c05803da09a26c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.20744",
    "kind": "arxiv",
    "version": 1
  }
}