Pith Number

pith:WDAQQCSZ

pith:2017:WDAQQCSZ2QPYFEXP4T3RT2HDL4

not attested not anchored not stored refs pending

An Efficient Construction of Rate-Compatible Punctured Polar (RCPP) Codes Using Hierarchical Puncturing

Min-Oh Jeong, Song-Nam Hong

arxiv:1711.05356 v4 · 2017-11-14 · 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{WDAQQCSZ2QPYFEXP4T3RT2HDL4}

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	2026-05-18T00:11:57.764392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0c1080a59d41f8292efe4f719e8e35f1814573921fb129c89310cbe85d47a4f

Aliases

arxiv: 1711.05356 · arxiv_version: 1711.05356v4 · doi: 10.48550/arxiv.1711.05356 · pith_short_12: WDAQQCSZ2QPY · pith_short_16: WDAQQCSZ2QPYFEXP · pith_short_8: WDAQQCSZ

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/WDAQQCSZ2QPYFEXP4T3RT2HDL4 \
  | 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: b0c1080a59d41f8292efe4f719e8e35f1814573921fb129c89310cbe85d47a4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f02d54d067a7378ef10f12682310ba7db7e36b7f7207ce54f5690cdeaf92468c",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-11-14T23:36:41Z",
    "title_canon_sha256": "a0fbfe3fd2eb6961df62682c6df08e04cf33fc52ffb2bb7e1c072fff22586ee3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.05356",
    "kind": "arxiv",
    "version": 4
  }
}