Pith Number

pith:2DZR5THL

pith:2012:2DZR5THLZRBVTTIXFNYZO3DYAL

not attested not anchored not stored refs pending

On the Minimum/Stopping Distance of Array Low-Density Parity-Check Codes

Eirik Rosnes, Marcel A. Ambroze, Martin tomlinson

arxiv:1205.2590 v4 · 2012-05-11 · 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{2DZR5THLZRBVTTIXFNYZO3DYAL}

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	2026-05-18T00:58:18.235058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0f31eccebcc4359cd172b71976c7802daffe820c68e75faa5530f56379b91b3

Aliases

arxiv: 1205.2590 · arxiv_version: 1205.2590v4 · doi: 10.48550/arxiv.1205.2590 · pith_short_12: 2DZR5THLZRBV · pith_short_16: 2DZR5THLZRBVTTIX · pith_short_8: 2DZR5THL

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/2DZR5THLZRBVTTIXFNYZO3DYAL \
  | 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: d0f31eccebcc4359cd172b71976c7802daffe820c68e75faa5530f56379b91b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8e056550a2666ac7928141fbe4a464cf8c053ccf2c68b894687cf92fc29c60a",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-05-11T18:01:38Z",
    "title_canon_sha256": "af3a5cf77d029e3f4d6845619e97d296844578ce01b095596e09f44acc7f687c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.2590",
    "kind": "arxiv",
    "version": 4
  }
}