Pith Number

pith:7TUVVNGP

pith:2022:7TUVVNGPOGKLHSELHNYYOFIPOG

not attested not anchored not stored refs pending

High Dynamic Range Image Quality Assessment Based on Frequency Disparity

Hanli Wang, Sam Kwong, Shiqi Wang, Yue Liu, Zhangkai Ni

arxiv:2209.02285 v1 · 2022-09-06 · cs.CV · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7TUVVNGPOGKLHSELHNYYOFIPOG}

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	2026-07-05T04:55:09.385546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fce95ab4cf7194b3c88b3b7187150f71997496881f5249b6aa0f5c55311253a1

Aliases

arxiv: 2209.02285 · arxiv_version: 2209.02285v1 · doi: 10.48550/arxiv.2209.02285 · pith_short_12: 7TUVVNGPOGKL · pith_short_16: 7TUVVNGPOGKLHSEL · pith_short_8: 7TUVVNGP

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/7TUVVNGPOGKLHSELHNYYOFIPOG \
  | 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: fce95ab4cf7194b3c88b3b7187150f71997496881f5249b6aa0f5c55311253a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddded3e6c99708258fe5cc6318b7c41439c46732de5ae476e03b45715393e83d",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-09-06T08:22:13Z",
    "title_canon_sha256": "f82a1e49fd4abd8144e373a20c23d5bd96ae207ac65e828e8f4512b17d7ab096"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.02285",
    "kind": "arxiv",
    "version": 1
  }
}