Pith Number

pith:4N6Q2YBR

pith:2015:4N6Q2YBRG5DZPPR7WSN5VOYAPF

not attested not anchored not stored refs pending

A hybrid partial sum computation unit architecture for list decoders of polar codes

Jun Lin, Zhiyuan Yan

arxiv:1506.05896 v1 · 2015-06-19 · 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{4N6Q2YBRG5DZPPR7WSN5VOYAPF}

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	2026-05-18T01:42:46.950007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e37d0d6031374797be3fb49bdabb007964ca1c51e69f4342c9f5741fad1f585e

Aliases

arxiv: 1506.05896 · arxiv_version: 1506.05896v1 · doi: 10.48550/arxiv.1506.05896 · pith_short_12: 4N6Q2YBRG5DZ · pith_short_16: 4N6Q2YBRG5DZPPR7 · pith_short_8: 4N6Q2YBR

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/4N6Q2YBRG5DZPPR7WSN5VOYAPF \
  | 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: e37d0d6031374797be3fb49bdabb007964ca1c51e69f4342c9f5741fad1f585e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe8b68ed53f8cf0920dbdef5db55c8474354a499d096f2fd8ffb59ffa29907ce",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-06-19T07:50:34Z",
    "title_canon_sha256": "858e01ca18906edbf06b0be821736b28d2f7662bd2e72dc3024a1d337bbbeaf9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.05896",
    "kind": "arxiv",
    "version": 1
  }
}