Pith Number

pith:JSQHCJOC

pith:2019:JSQHCJOCLLLQ4RHJBTWW36KVW7

not attested not anchored not stored refs pending

Robust statistics and no-reference image quality assessment in Curvelet domain

Evandro Ottoni Teatini Salles, Ramon Giostri Campos

arxiv:1902.03842 v1 · 2019-02-11 · 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{JSQHCJOCLLLQ4RHJBTWW36KVW7}

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	2026-05-17T23:54:19.455233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ca07125c25ad70e44e90ced6df955b7f75b17f10614e54a31565d9fa380f03e

Aliases

arxiv: 1902.03842 · arxiv_version: 1902.03842v1 · doi: 10.48550/arxiv.1902.03842 · pith_short_12: JSQHCJOCLLLQ · pith_short_16: JSQHCJOCLLLQ4RHJ · pith_short_8: JSQHCJOC

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/JSQHCJOCLLLQ4RHJBTWW36KVW7 \
  | 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: 4ca07125c25ad70e44e90ced6df955b7f75b17f10614e54a31565d9fa380f03e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a16b98a7c984ea54ba0dd6a7e5ae0cb0e8775a502fe6f2e1ffb7aa4343b12518",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-02-11T12:30:01Z",
    "title_canon_sha256": "e16f1fe81aa12de70b7ef6fe466affdc390cf6463988d9fc09d612bc7e4d13ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03842",
    "kind": "arxiv",
    "version": 1
  }
}