Pith Number

pith:Z5BARCBX

pith:2019:Z5BARCBXIRXSUFNXCXQ5AWR273

not attested not anchored not stored refs pending

No-Reference Light Field Image Quality Assessment Based on Spatial-Angular Measurement

Jinglin Zhang, Likun Shi, Wei Zhou, Zhibo Chen

arxiv:1908.06280 v2 · 2019-08-17 · eess.IV · cs.CG · cs.CV · 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{Z5BARCBXIRXSUFNXCXQ5AWR273}

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	2026-07-05T03:57:59.375129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf42088837446f2a15b715e1d05a3afeea3592d161f97f9d6a227a832c16db4a

Aliases

arxiv: 1908.06280 · arxiv_version: 1908.06280v2 · doi: 10.48550/arxiv.1908.06280 · pith_short_12: Z5BARCBXIRXS · pith_short_16: Z5BARCBXIRXSUFNX · pith_short_8: Z5BARCBX

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/Z5BARCBXIRXSUFNXCXQ5AWR273 \
  | 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: cf42088837446f2a15b715e1d05a3afeea3592d161f97f9d6a227a832c16db4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c3a4777992f2075d37c894b044eb9ebb0a263ba7098eac626f5cb6d58d64774",
    "cross_cats_sorted": [
      "cs.CG",
      "cs.CV",
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-08-17T09:56:54Z",
    "title_canon_sha256": "ac5df1dcb2cea61009ff60dc546001bc8ce6e0b1a508a42d7aeafb5c97135edf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06280",
    "kind": "arxiv",
    "version": 2
  }
}