Pith Number

pith:YKG6VUUZ

pith:2014:YKG6VUUZBVQYKAAPXQJUFPHC5K

not attested not anchored not stored refs pending

A Multiplierless Pruned DCT-like Transformation for Image and Video Compression that Requires 10 Additions Only

A. Madanayake, F. M. Bayer, R. J. Cintra, S. Kulasekera, V. A. Coutinho

arxiv:1402.5979 v2 · 2014-02-24 · cs.MM · cs.CV · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YKG6VUUZBVQYKAAPXQJUFPHC5K}

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	2026-05-18T00:55:25.942912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c28dead2990d6185000fbc1342bce2ea9577c3b4e71ee9145513a33ad4277638

Aliases

arxiv: 1402.5979 · arxiv_version: 1402.5979v2 · doi: 10.48550/arxiv.1402.5979 · pith_short_12: YKG6VUUZBVQY · pith_short_16: YKG6VUUZBVQYKAAP · pith_short_8: YKG6VUUZ

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/YKG6VUUZBVQYKAAPXQJUFPHC5K \
  | 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: c28dead2990d6185000fbc1342bce2ea9577c3b4e71ee9145513a33ad4277638

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8f8ed426fc5a8d2d646b8e5f39cc8c647a6fddd8bb62018b962db1cd58cd4a5",
    "cross_cats_sorted": [
      "cs.CV",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2014-02-24T21:04:41Z",
    "title_canon_sha256": "e869e429a4ce38d8c699222780519fad7f079b0bfdacf82bf86fedddf917ad21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.5979",
    "kind": "arxiv",
    "version": 2
  }
}