Pith Number

pith:SWZF7NQ4

pith:2022:SWZF7NQ4FEWDBOYZNXZK72WW6W

not attested not anchored not stored refs pending

Uniform vs. Non-Uniform Coarse Quantization in Mutual Information Maximizing LDPC Decoding

Gerhard Bauch, Philipp Mohr

arxiv:2205.01503 v2 · 2022-05-03 · 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{SWZF7NQ4FEWDBOYZNXZK72WW6W}

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	2026-07-05T05:15:39.418445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95b25fb61c292c30bb196df2afead6f5b65509a7c60268d18d57c813e5f0df69

Aliases

arxiv: 2205.01503 · arxiv_version: 2205.01503v2 · doi: 10.48550/arxiv.2205.01503 · pith_short_12: SWZF7NQ4FEWD · pith_short_16: SWZF7NQ4FEWDBOYZ · pith_short_8: SWZF7NQ4

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/SWZF7NQ4FEWDBOYZNXZK72WW6W \
  | 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: 95b25fb61c292c30bb196df2afead6f5b65509a7c60268d18d57c813e5f0df69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "317798674a5068dac492dbd5127bdf8e77549f7a587ac3a6e6e11aeab15b7c70",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-05-03T14:00:22Z",
    "title_canon_sha256": "1b52c2a4d10a61447a53b7e3db015c7d0adffdac652de25424bc5dc4ff6bf005"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.01503",
    "kind": "arxiv",
    "version": 2
  }
}