Pith Number

pith:IXM4ISE4

pith:2011:IXM4ISE4MM7HRCBDWGUCXHHWOE

not attested not anchored not stored refs pending

Efficient Network for Non-Binary QC-LDPC Decoder

Chuan Zhang, Keshab K. Parhi

arxiv:1111.0703 v1 · 2011-11-03 · cs.AR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IXM4ISE4MM7HRCBDWGUCXHHWOE}

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	2026-05-18T04:09:37.109423Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45d9c4489c633e788823b1a82b9cf6710eb19da289682967ff3b6ca193d68e45

Aliases

arxiv: 1111.0703 · arxiv_version: 1111.0703v1 · doi: 10.48550/arxiv.1111.0703 · pith_short_12: IXM4ISE4MM7H · pith_short_16: IXM4ISE4MM7HRCBD · pith_short_8: IXM4ISE4

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/IXM4ISE4MM7HRCBDWGUCXHHWOE \
  | 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: 45d9c4489c633e788823b1a82b9cf6710eb19da289682967ff3b6ca193d68e45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edab76f04a5ff96f9db745124791c897ec36c09e7deaf60867c8bf8a12c387af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AR",
    "submitted_at": "2011-11-03T01:10:43Z",
    "title_canon_sha256": "a228376447efc4c836d858dbb53b75c6b713e8d410c5100101c735439a6038e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.0703",
    "kind": "arxiv",
    "version": 1
  }
}