Pith Number

pith:FQVGHMVT

pith:2023:FQVGHMVT74DOXVD2WWNBFVIVT2

not attested not anchored not stored refs pending

Implementation-Efficient Finite Alphabet Decoding of Polar Codes

Gerhard Bauch, Philipp Mohr, Syed Aizaz Ali Shah

arxiv:2305.16950 v1 · 2023-05-26 · 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{FQVGHMVT74DOXVD2WWNBFVIVT2}

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	2026-07-05T06:14:19.441185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c2a63b2b3ff06ebd47ab59a12d5159e9bad305ca8bc96b93b254c4cffff0937

Aliases

arxiv: 2305.16950 · arxiv_version: 2305.16950v1 · doi: 10.48550/arxiv.2305.16950 · pith_short_12: FQVGHMVT74DO · pith_short_16: FQVGHMVT74DOXVD2 · pith_short_8: FQVGHMVT

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/FQVGHMVT74DOXVD2WWNBFVIVT2 \
  | 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: 2c2a63b2b3ff06ebd47ab59a12d5159e9bad305ca8bc96b93b254c4cffff0937

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6b845885b7c3134f4e5f580b3c62259e7283196c5f002f16f01aa3aae909d2b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2023-05-26T14:01:30Z",
    "title_canon_sha256": "0d8911a65f4386971b57a04a4a516b0a0bfe7ab2d89d968a87010cd40ec74dba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.16950",
    "kind": "arxiv",
    "version": 1
  }
}