Pith Number

pith:CGPK45QO

pith:2018:CGPK45QOUG7HQZCTH3LXEDMGWS

not attested not anchored not stored refs pending

A Method for Low Complexity Successive Cancellation List Decoding of Polar Codes

Hang Li, Liang Ma, Yuejun Wei

arxiv:1812.05775 v2 · 2018-12-14 · 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{CGPK45QOUG7HQZCTH3LXEDMGWS}

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	2026-05-17T23:47:53.791555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

119eae760ea1be7864533ed7720d86b4834a88ced56569e572c777f1f7e9aee9

Aliases

arxiv: 1812.05775 · arxiv_version: 1812.05775v2 · doi: 10.48550/arxiv.1812.05775 · pith_short_12: CGPK45QOUG7H · pith_short_16: CGPK45QOUG7HQZCT · pith_short_8: CGPK45QO

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/CGPK45QOUG7HQZCTH3LXEDMGWS \
  | 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: 119eae760ea1be7864533ed7720d86b4834a88ced56569e572c777f1f7e9aee9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e420fbd45c45eed928f5ee7b42ebd0a1e8ec13a94b383c39760d62d303588df5",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-12-14T04:12:49Z",
    "title_canon_sha256": "6a4ae419170fa767bd8ac549c20aa4069ea22409d258cc01ee66c2eddf5d3612"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.05775",
    "kind": "arxiv",
    "version": 2
  }
}