Pith Number

pith:L5FTQIX3

pith:2019:L5FTQIX3PHOTZRSL5T2IG5NAGK

not attested not anchored not stored refs pending

Deep Optimization model for Screen Content Image Quality Assessment using Neural Networks

Guorui Feng, Liangwei Yu, Liquan Shen, Ping An, Xuhao Jiang

arxiv:1903.00705 v1 · 2019-03-02 · 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{L5FTQIX3PHOTZRSL5T2IG5NAGK}

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	2026-05-17T23:52:13.578575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f4b3822fb79dd3cc64becf48375a032b209f3a06c2d83e60e9e9b0c7002a495

Aliases

arxiv: 1903.00705 · arxiv_version: 1903.00705v1 · doi: 10.48550/arxiv.1903.00705 · pith_short_12: L5FTQIX3PHOT · pith_short_16: L5FTQIX3PHOTZRSL · pith_short_8: L5FTQIX3

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/L5FTQIX3PHOTZRSL5T2IG5NAGK \
  | 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: 5f4b3822fb79dd3cc64becf48375a032b209f3a06c2d83e60e9e9b0c7002a495

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c3e9fdbaa40c2f62481c8c24f3b17a907df70b4401d690b42d7e0fbd8306f52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-03-02T14:10:46Z",
    "title_canon_sha256": "58ddbdb2c5e4954fdf3eccc0bd5337a0f781b2168d59e2ac571f52d5d4baa2d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00705",
    "kind": "arxiv",
    "version": 1
  }
}