Pith Number

pith:L5EVSX3T

pith:2025:L5EVSX3TSB3UGJ2SDL4J3LRA4P

not attested not anchored not stored refs pending

Chordless Structure: A Pathway to Simple and Expressive GNNs

Chen Tian, Hongxu Pan, Kun Yang, Mo Zhou, Rong Gu, Sheng Zhong, Shuxian Hu, Zhibin Wang

arxiv:2505.19188 v1 · 2025-05-25 · 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{L5EVSX3TSB3UGJ2SDL4J3LRA4P}

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	2026-07-05T11:09:26.185845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f49595f7390774327521af89dae20e3fcc4c8b479906e06a8b5f8e485f0989d

Aliases

arxiv: 2505.19188 · arxiv_version: 2505.19188v1 · doi: 10.48550/arxiv.2505.19188 · pith_short_12: L5EVSX3TSB3U · pith_short_16: L5EVSX3TSB3UGJ2S · pith_short_8: L5EVSX3T

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/L5EVSX3TSB3UGJ2SDL4J3LRA4P \
  | 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: 5f49595f7390774327521af89dae20e3fcc4c8b479906e06a8b5f8e485f0989d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a7800b8b6b48eb71846cabf0e9e66e2ab1b32b0d91a4466dd064567c9801cd8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-25T15:25:56Z",
    "title_canon_sha256": "03c5f3bff1a0339a72fa7dd03ce6d2cb4debdc829de1c5eec7abf58ef5503478"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.19188",
    "kind": "arxiv",
    "version": 1
  }
}