Pith Number

pith:2I6HO2SA

pith:2016:2I6HO2SAEGB6TFUUQTYFYL3MKC

not attested not anchored not stored refs pending

Low-complexity Pruned 8-point DCT Approximations for Image Encoding

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

arxiv:1612.03461 v1 · 2016-12-11 · cs.MM · cs.DS · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2I6HO2SAEGB6TFUUQTYFYL3MKC}

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	2026-05-18T00:55:19.135855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d23c776a402183e9969484f05c2f6c50aa5069343191fbd44606bddba9449514

Aliases

arxiv: 1612.03461 · arxiv_version: 1612.03461v1 · doi: 10.48550/arxiv.1612.03461 · pith_short_12: 2I6HO2SAEGB6 · pith_short_16: 2I6HO2SAEGB6TFUU · pith_short_8: 2I6HO2SA

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/2I6HO2SAEGB6TFUUQTYFYL3MKC \
  | 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: d23c776a402183e9969484f05c2f6c50aa5069343191fbd44606bddba9449514

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2d9421d15fcbfb28259ecba8b080218e5768cd2f21685436180ece499e4e9d0",
    "cross_cats_sorted": [
      "cs.DS",
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2016-12-11T19:41:44Z",
    "title_canon_sha256": "e94d54cdfafa7a4eb006bf8e95494db9268c5e3cdf53549e18c9e53dbd5e441b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.03461",
    "kind": "arxiv",
    "version": 1
  }
}