Pith Number

pith:4X7RZ32C

pith:2025:4X7RZ32CK3F2EUWOC2AWATGNQL

not attested not anchored not stored refs pending

HydroGAT: Distributed Heterogeneous Graph Attention Transformer for Spatiotemporal Flood Prediction

Aishwarya Sarkar, Ali Jannesari, Autrin Hakimi, Chaoqun Lu, Hai Huang, Ibrahim Demir, Xiaoqiong Chen

arxiv:2509.02481 v1 · 2025-09-02 · cs.LG · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4X7RZ32CK3F2EUWOC2AWATGNQL}

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	2026-07-05T12:03:39.337850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5ff1cef4256cba252ce1681604ccd82cbcdfdf6c3f2d302312fdecbf2a16144

Aliases

arxiv: 2509.02481 · arxiv_version: 2509.02481v1 · doi: 10.48550/arxiv.2509.02481 · pith_short_12: 4X7RZ32CK3F2 · pith_short_16: 4X7RZ32CK3F2EUWO · pith_short_8: 4X7RZ32C

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/4X7RZ32CK3F2EUWOC2AWATGNQL \
  | 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: e5ff1cef4256cba252ce1681604ccd82cbcdfdf6c3f2d302312fdecbf2a16144

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db121a8089122d6a7d081ce8b26252ef24ca0e23b0e68b00eb0454b00b514db9",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-09-02T16:31:40Z",
    "title_canon_sha256": "f5c186d60e9c81a35c378801aca6b9f02e87dc2221e9e3270c7315e36166c3e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.02481",
    "kind": "arxiv",
    "version": 1
  }
}