Pith Number

pith:SHLKCT5X

pith:2017:SHLKCT5X57P2MRV427622TL2MC

not attested not anchored not stored refs pending

Convolutional Neural Network-Based Block Up-sampling for Intra Frame Coding

Dong Liu, Feng Wu, Haitao Yang, Hong Zhang, Houqiang Li, Li Li, Yue Li

arxiv:1702.06728 v3 · 2017-02-22 · 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{SHLKCT5X57P2MRV427622TL2MC}

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	2026-05-18T00:38:35.991240Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91d6a14fb7efdfa646bcd7fdad4d7a60b93ad455fddfdce68eb5b41b9d86cb99

Aliases

arxiv: 1702.06728 · arxiv_version: 1702.06728v3 · doi: 10.48550/arxiv.1702.06728 · pith_short_12: SHLKCT5X57P2 · pith_short_16: SHLKCT5X57P2MRV4 · pith_short_8: SHLKCT5X

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/SHLKCT5X57P2MRV427622TL2MC \
  | 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: 91d6a14fb7efdfa646bcd7fdad4d7a60b93ad455fddfdce68eb5b41b9d86cb99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad7064fbb5caca9849a284114940b01cf3cc5225c4055f16aaa7563101ef121f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2017-02-22T09:51:49Z",
    "title_canon_sha256": "546efb3e61feb6861a57af64fcc6fdb7a16023334b26634368fa42e3763ebeda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.06728",
    "kind": "arxiv",
    "version": 3
  }
}