Pith Number

pith:2ZN35MBK

pith:2023:2ZN35MBK2SBCFQIMBNVFKJ6ALT

not attested not anchored not stored refs pending

H2TF for Hyperspectral Image Denoising: Where Hierarchical Nonlinear Transform Meets Hierarchical Matrix Factorization

Jianli Wang, Jiayi Li, Jinyu Xie, Xile Zhao, Yisi Luo

arxiv:2304.11141 v1 · 2023-04-21 · 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{2ZN35MBK2SBCFQIMBNVFKJ6ALT}

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	2026-07-05T06:38:54.286906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d65bbeb02ad48222c10c0b6a5527c05cd7b44e286d9731b0753ae22a13531f01

Aliases

arxiv: 2304.11141 · arxiv_version: 2304.11141v1 · doi: 10.48550/arxiv.2304.11141 · pith_short_12: 2ZN35MBK2SBC · pith_short_16: 2ZN35MBK2SBCFQIM · pith_short_8: 2ZN35MBK

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/2ZN35MBK2SBCFQIMBNVFKJ6ALT \
  | 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: d65bbeb02ad48222c10c0b6a5527c05cd7b44e286d9731b0753ae22a13531f01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f7a4d6043f3964262551c4cd31895a293f47b1cf3fc940d19069b3e7250f4d3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-04-21T17:27:43Z",
    "title_canon_sha256": "7707d0eb9474f916c0326f98939857f9fcf07cac2e6f3410e6ae5324b5532c5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.11141",
    "kind": "arxiv",
    "version": 1
  }
}