Pith Number

pith:MXJT63LT

pith:2008:MXJT63LTBOONZHAQL6NXFYEUQJ

not attested not anchored not stored refs pending

On Trapping Sets and Guaranteed Error Correction Capability of LDPC Codes and GLDPC Codes

Bane Vasic, Dung Viet Nguyen, Michael W. Marcellin, Shashi Kiran Chilappagari

arxiv:0805.2427 v1 · 2008-05-16 · 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{MXJT63LTBOONZHAQL6NXFYEUQJ}

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	2026-05-18T00:58:25.613079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65d33f6d730b9cdc9c105f9b72e09482617bfd4af6a74bd8cb8160e64f6de880

Aliases

arxiv: 0805.2427 · arxiv_version: 0805.2427v1 · doi: 10.48550/arxiv.0805.2427 · pith_short_12: MXJT63LTBOON · pith_short_16: MXJT63LTBOONZHAQ · pith_short_8: MXJT63LT

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/MXJT63LTBOONZHAQL6NXFYEUQJ \
  | 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: 65d33f6d730b9cdc9c105f9b72e09482617bfd4af6a74bd8cb8160e64f6de880

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34e6c56d535c09225528a2270db59b8a11a820b44eb1914bbc31150cb24904a5",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2008-05-16T00:50:19Z",
    "title_canon_sha256": "25cb5517494464f761a6dec17d0da5777c10656621793925279f41577d84c357"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.2427",
    "kind": "arxiv",
    "version": 1
  }
}