Pith Number

pith:NC6O5SHD

pith:2025:NC6O5SHD6DKNUG4KDKP3YYLVYA

not attested not anchored not stored refs pending

Multi-Scale Graph Learning for Anti-Sparse Downscaling

Alison P. Appling, Janet R. Barclay, Runlong Yu, Xiaowei Jia, Yiming Sun, Yingda Fan, Yiqun Xie

arxiv:2505.01948 v1 · 2025-05-03 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NC6O5SHD6DKNUG4KDKP3YYLVYA}

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	2026-07-05T10:58:29.021713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68bceec8e3f0d4da1b8a1a9fbc6175c01ddb7e5e44b103adaf2b1020b1a273ac

Aliases

arxiv: 2505.01948 · arxiv_version: 2505.01948v1 · doi: 10.48550/arxiv.2505.01948 · pith_short_12: NC6O5SHD6DKN · pith_short_16: NC6O5SHD6DKNUG4K · pith_short_8: NC6O5SHD

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/NC6O5SHD6DKNUG4KDKP3YYLVYA \
  | 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: 68bceec8e3f0d4da1b8a1a9fbc6175c01ddb7e5e44b103adaf2b1020b1a273ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4edd6e1587fb35b36930d1b4117b7b1b5db5d17768bcfbb66ac5dea7df3fde80",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-03T23:52:08Z",
    "title_canon_sha256": "514574280d63e15707b84a728d5dc9a7fe1302b5a8dd3528165cf59cfe3f735f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.01948",
    "kind": "arxiv",
    "version": 1
  }
}