Pith Number

pith:QFCNTU6Q

pith:2018:QFCNTU6QKVVAT4BCS2474I2MOY

not attested not anchored not stored refs pending

Enhanced Quasi-Maximum Likelihood Decoding of Short LDPC Codes based on Saturation

Chen Zheng, Jinhong Yuan, Lei Yang, Peng Kang, Yixuan Xie, Yuejun Wei

arxiv:1810.13111 v2 · 2018-10-31 · 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{QFCNTU6QKVVAT4BCS2474I2MOY}

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	2026-05-17T23:55:07.245349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8144d9d3d0556a09f02296b9fe234c76213860abf7da4e90920b0ec4c86b0c55

Aliases

arxiv: 1810.13111 · arxiv_version: 1810.13111v2 · doi: 10.48550/arxiv.1810.13111 · pith_short_12: QFCNTU6QKVVA · pith_short_16: QFCNTU6QKVVAT4BC · pith_short_8: QFCNTU6Q

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/QFCNTU6QKVVAT4BCS2474I2MOY \
  | 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: 8144d9d3d0556a09f02296b9fe234c76213860abf7da4e90920b0ec4c86b0c55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbc8edc9b622559c2d79fee51f1bcec187bc146ed04ae4ab31df7794299271e7",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-10-31T05:17:51Z",
    "title_canon_sha256": "0818588a2c7ae5622d4ecd90ec4027695f0c71dee18421e698069bbef45e8c00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.13111",
    "kind": "arxiv",
    "version": 2
  }
}