Pith Number

pith:3FCZOBXY

pith:2015:3FCZOBXYADUNK6XDN2GYUQDJJ4

not attested not anchored not stored refs pending

Reduced Complexity Belief Propagation Decoders for Polar Codes

Chenrong Xiong, Jun Lin, Zhiyuan Yan

arxiv:1510.06495 v1 · 2015-10-22 · 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{3FCZOBXYADUNK6XDN2GYUQDJJ4}

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	2026-05-18T00:58:10.217427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9459706f800e8d57ae36e8d8a40694f263fdeda21a3648c58ad5964e81c24c4

Aliases

arxiv: 1510.06495 · arxiv_version: 1510.06495v1 · doi: 10.48550/arxiv.1510.06495 · pith_short_12: 3FCZOBXYADUN · pith_short_16: 3FCZOBXYADUNK6XD · pith_short_8: 3FCZOBXY

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/3FCZOBXYADUNK6XDN2GYUQDJJ4 \
  | 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: d9459706f800e8d57ae36e8d8a40694f263fdeda21a3648c58ad5964e81c24c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97bee31170827c90b1de64bf3ee4dca6e43399e1326b06922ef8c99a520acf76",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-10-22T06:11:43Z",
    "title_canon_sha256": "d2ad864d116b9eeaf84d73165826a1f53d02d3efbf86e629eba7af7e9cbb617d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.06495",
    "kind": "arxiv",
    "version": 1
  }
}