Pith Number

pith:4JDUKCZU

pith:2017:4JDUKCZUSDEVXBXR4DN3IRLYFU

not attested not anchored not stored refs pending

Comparison of Polar Decoders with Existing Low-Density Parity-Check and Turbo Decoders

Alexios Balatsoukas-Stimming, Andreas Burg, Pascal Giard

arxiv:1702.04707 v2 · 2017-02-15 · 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{4JDUKCZUSDEVXBXR4DN3IRLYFU}

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	2026-05-18T00:44:51.568060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e247450b3490c95b86f1e0dbb445782d2fe20eab42696da9f41fd2f9f8a9f30b

Aliases

arxiv: 1702.04707 · arxiv_version: 1702.04707v2 · doi: 10.48550/arxiv.1702.04707 · pith_short_12: 4JDUKCZUSDEV · pith_short_16: 4JDUKCZUSDEVXBXR · pith_short_8: 4JDUKCZU

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/4JDUKCZUSDEVXBXR4DN3IRLYFU \
  | 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: e247450b3490c95b86f1e0dbb445782d2fe20eab42696da9f41fd2f9f8a9f30b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "748d85a5a8330fa493c8298a6065600fd99177af835c7d8516081d7968d36a4e",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-02-15T18:34:17Z",
    "title_canon_sha256": "e0acda1bc6a009587fca856d9b00844798df8c3ba5f70a0bda227f03f5e14371"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.04707",
    "kind": "arxiv",
    "version": 2
  }
}