Pith Number

pith:6XRHS7OH

pith:2025:6XRHS7OHZPJGHS5RJAGEMUYPPK

not attested not anchored not stored refs pending

DeQA-Doc: Adapting DeQA-Score to Document Image Quality Assessment

Jin Zhang, Junjie Gao, Kai Yang, Runze Liu, Shujian Yang, Yingzhe Peng, Zhiyuan You

arxiv:2507.12796 v1 · 2025-07-17 · 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{6XRHS7OHZPJGHS5RJAGEMUYPPK}

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	2026-07-05T11:38:39.379533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5e2797dc7cbd263cbb1480c46530f7aa2700471c624881b1db5c499b3c80e66

Aliases

arxiv: 2507.12796 · arxiv_version: 2507.12796v1 · doi: 10.48550/arxiv.2507.12796 · pith_short_12: 6XRHS7OHZPJG · pith_short_16: 6XRHS7OHZPJGHS5R · pith_short_8: 6XRHS7OH

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/6XRHS7OHZPJGHS5RJAGEMUYPPK \
  | 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: f5e2797dc7cbd263cbb1480c46530f7aa2700471c624881b1db5c499b3c80e66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0dd74e3cf77c3ed2b6c9aa9c99f45e29046a9730ec78089d58aa66409379bf7c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-07-17T05:23:53Z",
    "title_canon_sha256": "7f93b689dc9a457d7f54caff13453f85a980c837f52bc0346f5ac08b28531980"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.12796",
    "kind": "arxiv",
    "version": 1
  }
}