Pith Number

pith:LGPU7UCP

pith:2016:LGPU7UCPTCM5SS4IQZXWC6NP37

not attested not anchored not stored refs pending

Learning a No-Reference Quality Metric for Single-Image Super-Resolution

Chao Ma, Chih-Yuan Yang, Ming-Hsuan Yang, Xiaokang Yang

arxiv:1612.05890 v1 · 2016-12-18 · 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{LGPU7UCPTCM5SS4IQZXWC6NP37}

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	2026-05-18T00:54:46.393790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

599f4fd04f9899d94b88866f6179afdfc852f9f8e35f2eda6c00d3a7d1a2c432

Aliases

arxiv: 1612.05890 · arxiv_version: 1612.05890v1 · doi: 10.48550/arxiv.1612.05890 · pith_short_12: LGPU7UCPTCM5 · pith_short_16: LGPU7UCPTCM5SS4I · pith_short_8: LGPU7UCP

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/LGPU7UCPTCM5SS4IQZXWC6NP37 \
  | 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: 599f4fd04f9899d94b88866f6179afdfc852f9f8e35f2eda6c00d3a7d1a2c432

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64623bb9ca445fb0d83f1581efdf81d9e9c4fef51032e7430ba9798f0d9b87ad",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-12-18T10:30:58Z",
    "title_canon_sha256": "4771b73f89aaa294b1a3ee0cf4ca5bb851907f8f81d5eb043560d21d669976a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.05890",
    "kind": "arxiv",
    "version": 1
  }
}