Pith Number

pith:ZXUZJ2FN

pith:2016:ZXUZJ2FNY25HO5OZJFDB6JRJRV

not attested not anchored not stored refs pending

Comparison-based Image Quality Assessment for Parameter Selection

Daniel S. Weller, Haoyi Liang

arxiv:1601.04619 v1 · 2016-01-18 · 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{ZXUZJ2FNY25HO5OZJFDB6JRJRV}

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	2026-05-18T01:06:24.445799Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cde994e8adc6ba7775d949461f26298d4958e59dd33ca4b793832cde42e371dd

Aliases

arxiv: 1601.04619 · arxiv_version: 1601.04619v1 · doi: 10.48550/arxiv.1601.04619 · pith_short_12: ZXUZJ2FNY25H · pith_short_16: ZXUZJ2FNY25HO5OZ · pith_short_8: ZXUZJ2FN

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/ZXUZJ2FNY25HO5OZJFDB6JRJRV \
  | 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: cde994e8adc6ba7775d949461f26298d4958e59dd33ca4b793832cde42e371dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b407a9f62eeb2f2a7e216053b130b321e8dfdbcb069326a3a1c85907494db7a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-01-18T17:38:26Z",
    "title_canon_sha256": "616dae68dd6f7ff5a498a992926de53caae58b2b1d020d993a223d8069e7a9a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.04619",
    "kind": "arxiv",
    "version": 1
  }
}