Pith Number

pith:6LR3HCIA

pith:2013:6LR3HCIAZB4BN335IZ2MJ2MROI

not attested not anchored not stored refs pending

On a Family of Circulant Matrices for Quasi-Cyclic Low-Density Generator Matrix Codes

Federico Bambozzi, Franco Chiaraluce, Marco Baldi

arxiv:1309.1286 v1 · 2013-09-05 · 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{6LR3HCIAZB4BN335IZ2MJ2MROI}

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	2026-05-18T03:14:07.715095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2e3b38900c87816ef7d4674c4e9917226c8345b2608d1817acfcb10b576b1e0

Aliases

arxiv: 1309.1286 · arxiv_version: 1309.1286v1 · doi: 10.48550/arxiv.1309.1286 · pith_short_12: 6LR3HCIAZB4B · pith_short_16: 6LR3HCIAZB4BN335 · pith_short_8: 6LR3HCIA

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/6LR3HCIAZB4BN335IZ2MJ2MROI \
  | 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: f2e3b38900c87816ef7d4674c4e9917226c8345b2608d1817acfcb10b576b1e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9bfad81b3d6e43c66ea4bd98f6cf982e2faf41ea2043b24ff458db9269c6e87",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-09-05T09:16:57Z",
    "title_canon_sha256": "11c6b2ff4d0090319712911ce7a126c72a5ddad117afa72de55172fbba4abc8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1286",
    "kind": "arxiv",
    "version": 1
  }
}