Pith Number

pith:WGO3GYPK

pith:2013:WGO3GYPKHWB4EHXTT5AMSVC3GW

not attested not anchored not stored refs pending

An efficient attack of a McEliece cryptosystem variant based on convolutional codes

Gr\'egory Landais, Jean-Pierre Tillich

arxiv:1302.5120 v1 · 2013-02-20 · cs.CR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WGO3GYPKHWB4EHXTT5AMSVC3GW}

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	2026-05-18T03:32:59.643716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b19db361ea3d83c21ef39f40c9545b3593946706e92c47769a624a6144b35524

Aliases

arxiv: 1302.5120 · arxiv_version: 1302.5120v1 · doi: 10.48550/arxiv.1302.5120 · pith_short_12: WGO3GYPKHWB4 · pith_short_16: WGO3GYPKHWB4EHXT · pith_short_8: WGO3GYPK

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/WGO3GYPKHWB4EHXTT5AMSVC3GW \
  | 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: b19db361ea3d83c21ef39f40c9545b3593946706e92c47769a624a6144b35524

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8099de96f25521eb5d843dd50ab3f2ce357b67da47ec44d3ce92e6caed76574e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2013-02-20T21:12:38Z",
    "title_canon_sha256": "733161eb83b29d51dfe8a3a5de553f767508a5818e6c5c33c3296088bba709bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5120",
    "kind": "arxiv",
    "version": 1
  }
}