Pith Number

pith:PB5V637P

pith:2019:PB5V637P2ATNWKA5AOGCTBSTFU

not attested not anchored not stored refs pending

Minimum-Polytope-Based Linear Programming Decoder for LDPC Codes via ADMM Approach

Francis C. M. Lau, Jing Bai, Yongchao Wang

arxiv:1901.07806 v1 · 2019-01-23 · 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{PB5V637P2ATNWKA5AOGCTBSTFU}

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	2026-05-17T23:55:39.688425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

787b5f6fefd026db281d038c2986532d11fae98454cafc9c76ffc248e1bee424

Aliases

arxiv: 1901.07806 · arxiv_version: 1901.07806v1 · doi: 10.48550/arxiv.1901.07806 · pith_short_12: PB5V637P2ATN · pith_short_16: PB5V637P2ATNWKA5 · pith_short_8: PB5V637P

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/PB5V637P2ATNWKA5AOGCTBSTFU \
  | 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: 787b5f6fefd026db281d038c2986532d11fae98454cafc9c76ffc248e1bee424

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae6ce837f69961f56f3061c82725fed4018a24c2aed50aaa6a4770e50ac919f6",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-01-23T10:33:10Z",
    "title_canon_sha256": "2718b7bac1677f72983c06c613f59114f97e2d692abaa626d0ead2adf992f5a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.07806",
    "kind": "arxiv",
    "version": 1
  }
}