Pith Number

pith:5GNMEH6K

pith:2025:5GNMEH6KUW3IP3H4ZUZPRNAH7V

not attested not anchored not stored refs pending

M4GN: Mesh-based Multi-segment Hierarchical Graph Network for Dynamic Simulations

Bo Lei, Victor M. Castillo, Yeping Hu

arxiv:2509.10659 v1 · 2025-09-12 · cs.LG · cs.CE · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5GNMEH6KUW3IP3H4ZUZPRNAH7V}

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	2026-07-05T12:11:25.342560Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e99ac21fcaa5b687ecfccd32f8b407fd5e20d84fa9b9a1edae6e7f1edd2fa62f

Aliases

arxiv: 2509.10659 · arxiv_version: 2509.10659v1 · doi: 10.48550/arxiv.2509.10659 · pith_short_12: 5GNMEH6KUW3I · pith_short_16: 5GNMEH6KUW3IP3H4 · pith_short_8: 5GNMEH6K

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/5GNMEH6KUW3IP3H4ZUZPRNAH7V \
  | 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: e99ac21fcaa5b687ecfccd32f8b407fd5e20d84fa9b9a1edae6e7f1edd2fa62f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "647bf97e00dd26a91655c3c5fa72ae01f7fb559855d919fe72f93bccb5b94129",
    "cross_cats_sorted": [
      "cs.CE",
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-09-12T19:38:38Z",
    "title_canon_sha256": "9495c89a5120820551a4005cff834814e2087929adc5ce34682d0bc76e8eb162"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.10659",
    "kind": "arxiv",
    "version": 1
  }
}