Pith Number

pith:UZFAAKI7

pith:2016:UZFAAKI76AJULETDMA7RSXR7L6

not attested not anchored not stored refs pending

Mean Deviation Similarity Index: Efficient and Reliable Full-Reference Image Quality Evaluator

Atena Shahkolaei, Hossein Ziaei Nafchi, Mohamed Cheriet, Rachid Hedjam

arxiv:1608.07433 v4 · 2016-08-26 · 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{UZFAAKI76AJULETDMA7RSXR7L6}

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	2026-05-18T00:46:08.014266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a64a00291ff013459263603f195e3f5fa54295b580fc408089efe7194a200633

Aliases

arxiv: 1608.07433 · arxiv_version: 1608.07433v4 · doi: 10.48550/arxiv.1608.07433 · pith_short_12: UZFAAKI76AJU · pith_short_16: UZFAAKI76AJULETD · pith_short_8: UZFAAKI7

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/UZFAAKI76AJULETDMA7RSXR7L6 \
  | 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: a64a00291ff013459263603f195e3f5fa54295b580fc408089efe7194a200633

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c03e3a34e5f1b7ad7b51fee452f78c00744b01395bbfa19c092ba014a1b9dee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-08-26T12:16:09Z",
    "title_canon_sha256": "7f982a0d0a43534387aa86a73f682854ee6f039e22a6901b998aaa87ac7bcfc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.07433",
    "kind": "arxiv",
    "version": 4
  }
}