Pith Number

pith:7IMU53NF

pith:2025:7IMU53NFZG5YANTIDEXSCEP5IX

not attested not anchored not stored refs pending

LEHA-CVQAD: Dataset To Enable Generalized Video Quality Assessment of Compression Artifacts

Aleksandr Gushchin, Anastasia Antsiferova, Dmitriy Vatolin, Maksim Smirnov

arxiv:2507.03990 v2 · 2025-07-05 · 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{7IMU53NFZG5YANTIDEXSCEP5IX}

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	2026-07-05T11:33:26.463964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa194eeda5c9bb803668192f2111fd45e3387d6b377278bd692c8ba885f21c7f

Aliases

arxiv: 2507.03990 · arxiv_version: 2507.03990v2 · doi: 10.48550/arxiv.2507.03990 · pith_short_12: 7IMU53NFZG5Y · pith_short_16: 7IMU53NFZG5YANTI · pith_short_8: 7IMU53NF

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/7IMU53NFZG5YANTIDEXSCEP5IX \
  | 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: fa194eeda5c9bb803668192f2111fd45e3387d6b377278bd692c8ba885f21c7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61d6dd70e67415f1c03a875d64b2113a629c8bdad94cc6fccf3df4ae64f39c35",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-07-05T10:41:33Z",
    "title_canon_sha256": "d6aa4aa6516dd4005439799e66a0d66393247244a7c0cf62f4d9d54bc79399bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.03990",
    "kind": "arxiv",
    "version": 2
  }
}