Pith Number

pith:H57DRHMN

pith:2012:H57DRHMNKS2LFNJFOA4L34FQDZ

not attested not anchored not stored refs pending

List Decoding of Matrix-Product Codes from nested codes: an application to Quasi-Cyclic codes

Diego Ruano, Fernando Hernando, Tom H{\o}holdt

arxiv:1201.6397 v1 · 2012-01-30 · 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{H57DRHMNKS2LFNJFOA4L34FQDZ}

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	2026-05-18T03:28:17.642387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f7e389d8d54b4b2b5257038bdf0b01e4271c81673d87092c82da60f9b64a246

Aliases

arxiv: 1201.6397 · arxiv_version: 1201.6397v1 · doi: 10.48550/arxiv.1201.6397 · pith_short_12: H57DRHMNKS2L · pith_short_16: H57DRHMNKS2LFNJF · pith_short_8: H57DRHMN

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/H57DRHMNKS2LFNJFOA4L34FQDZ \
  | 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: 3f7e389d8d54b4b2b5257038bdf0b01e4271c81673d87092c82da60f9b64a246

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71a2bc3b36708cde468249fe506b5e019c783b11fe1227815166ae6ad0d93634",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-01-30T22:34:13Z",
    "title_canon_sha256": "422d886cff9948a89eed23e9750a53f184755935ef37933d306587fe8a515b21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.6397",
    "kind": "arxiv",
    "version": 1
  }
}