Pith Number

pith:HB4H2PZ5

pith:2014:HB4H2PZ56J7LUAJ7VWZFJZLY6B

not attested not anchored not stored refs pending

Multiplierless Approximate 4-point DCT VLSI Architectures for Transform Block Coding

A. Madanayake, F. M. Bayer, R. J. Cintra, U. S. Potluri

arxiv:1405.0413 v1 · 2014-05-02 · cs.AR · cs.MM · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HB4H2PZ56J7LUAJ7VWZFJZLY6B}

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	2026-05-18T02:52:42.660112Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38787d3f3df27eba013fadb254e578f07baa22491063d7be89198d59803d0a04

Aliases

arxiv: 1405.0413 · arxiv_version: 1405.0413v1 · doi: 10.48550/arxiv.1405.0413 · pith_short_12: HB4H2PZ56J7L · pith_short_16: HB4H2PZ56J7LUAJ7 · pith_short_8: HB4H2PZ5

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/HB4H2PZ56J7LUAJ7VWZFJZLY6B \
  | 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: 38787d3f3df27eba013fadb254e578f07baa22491063d7be89198d59803d0a04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd43e0de97eb75d84c22cd7691d7232a16ee7d369fcde0344432d47800408d0a",
    "cross_cats_sorted": [
      "cs.MM",
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AR",
    "submitted_at": "2014-05-02T14:29:02Z",
    "title_canon_sha256": "cd4c053f494b8417c0b0f7f40c48aa24e5f57b9a5eee367f16732a133c2df778"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.0413",
    "kind": "arxiv",
    "version": 1
  }
}