Pith Number

pith:7ZKBCOQ2

pith:2025:7ZKBCOQ2Z5L2FXCZPESU4M7XUA

not attested not anchored not stored refs pending

Learning Arbitrary-Scale RAW Image Downscaling with Wavelet-based Recurrent Reconstruction

Hai Jiang, Heng Zhang, Menglong Yang, Qingsheng Ye, Shuaicheng Liu, Wei Li, Yang Ren, Zehua Sheng

arxiv:2507.23219 v1 · 2025-07-31 · eess.IV · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7ZKBCOQ2Z5L2FXCZPESU4M7XUA}

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	2026-07-05T11:46:07.767211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe54113a1acf57a2dc5979254e33f7a0279d6cb2cc0b2899103f61be4dd611e6

Aliases

arxiv: 2507.23219 · arxiv_version: 2507.23219v1 · doi: 10.48550/arxiv.2507.23219 · pith_short_12: 7ZKBCOQ2Z5L2 · pith_short_16: 7ZKBCOQ2Z5L2FXCZ · pith_short_8: 7ZKBCOQ2

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/7ZKBCOQ2Z5L2FXCZPESU4M7XUA \
  | 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: fe54113a1acf57a2dc5979254e33f7a0279d6cb2cc0b2899103f61be4dd611e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6b1e5f09f144a8726c4f75efa74276bd2d105dbc5ec0ad2c3bdc3eebe0d52a3",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2025-07-31T03:17:10Z",
    "title_canon_sha256": "c41ecea24268434880b8c1f2d1de31abdb27264ea58050b1286bca94c1b2d327"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.23219",
    "kind": "arxiv",
    "version": 1
  }
}