Pith Number

pith:KWRA74XI

pith:2011:KWRA74XI2B3WGPTGCA76AHLBEC

not attested not anchored not stored refs pending

Hardware Implementation of Successive Cancellation Decoders for Polar Codes

Alexander Vardy, Alexandre J. Raymond, Camille Leroux, Gabi Sarkis, Ido Tal, Warren J. Gross

arxiv:1111.4362 v1 · 2011-11-18 · cs.AR · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KWRA74XI2B3WGPTGCA76AHLBEC}

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	2026-05-18T02:21:28.807906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55a20ff2e8d077633e66103fe01d6120855ec6c9c29e192ffe9852e514f35ced

Aliases

arxiv: 1111.4362 · arxiv_version: 1111.4362v1 · doi: 10.48550/arxiv.1111.4362 · pith_short_12: KWRA74XI2B3W · pith_short_16: KWRA74XI2B3WGPTG · pith_short_8: KWRA74XI

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/KWRA74XI2B3WGPTGCA76AHLBEC \
  | 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: 55a20ff2e8d077633e66103fe01d6120855ec6c9c29e192ffe9852e514f35ced

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c8871e5b51842bd1c40db4e293aaf66524f74c9a36f65002f79f3bfb8012e12",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AR",
    "submitted_at": "2011-11-18T13:40:16Z",
    "title_canon_sha256": "58b342036d9c3b7735d394e1cc71cc9f2df76623a5801618f7e71c32cf8013d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.4362",
    "kind": "arxiv",
    "version": 1
  }
}