Pith Number

pith:ZXXWUSVW

pith:2018:ZXXWUSVWHSNU62RP7BB6CDVCSC

not attested not anchored not stored refs pending

A user model for JND-based video quality assessment: theory and applications

C.-C. Jay Kuo, Chao Yang, Haiqiang Wang, Ioannis Katsavounidis, Xinfeng Zhang

arxiv:1807.10894 v1 · 2018-07-28 · cs.MM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZXXWUSVWHSNU62RP7BB6CDVCSC}

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	2026-05-18T00:09:35.102742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdef6a4ab63c9b4f6a2ff843e10ea290867e3b50cc32babec95ab0f6c8356b7e

Aliases

arxiv: 1807.10894 · arxiv_version: 1807.10894v1 · doi: 10.48550/arxiv.1807.10894 · pith_short_12: ZXXWUSVWHSNU · pith_short_16: ZXXWUSVWHSNU62RP · pith_short_8: ZXXWUSVW

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/ZXXWUSVWHSNU62RP7BB6CDVCSC \
  | 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: cdef6a4ab63c9b4f6a2ff843e10ea290867e3b50cc32babec95ab0f6c8356b7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2d6c761c4e376b175ac2ae012096767778a5342b5befd9030c6d8f6960224ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2018-07-28T05:32:29Z",
    "title_canon_sha256": "540ba3e6c80111f99b0f8e17b99772883dba2598387175764606b7fa338cace7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10894",
    "kind": "arxiv",
    "version": 1
  }
}