Pith Number

pith:OE2DFI5M

pith:2010:OE2DFI5MCOCCNZ3T753UBSU2MW

not attested not anchored not stored refs pending

Multiplicatively Repeated Non-Binary LDPC Codes

Charly Poulliat, David Declercq, Kenta Kasai, Kohichi Sakaniwa

arxiv:1004.5367 v2 · 2010-04-29 · 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{OE2DFI5MCOCCNZ3T753UBSU2MW}

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	2026-05-18T04:18:23.530688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

713432a3ac138426e773ff7740ca9a65b15927594dcc46cf1177d11fc17536e7

Aliases

arxiv: 1004.5367 · arxiv_version: 1004.5367v2 · doi: 10.48550/arxiv.1004.5367 · pith_short_12: OE2DFI5MCOCC · pith_short_16: OE2DFI5MCOCCNZ3T · pith_short_8: OE2DFI5M

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/OE2DFI5MCOCCNZ3T753UBSU2MW \
  | 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: 713432a3ac138426e773ff7740ca9a65b15927594dcc46cf1177d11fc17536e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d070961d23b84bd3cb562f7ff6f4439de78dfe2393bf58d4d970358cd50d958",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2010-04-29T19:15:02Z",
    "title_canon_sha256": "59cbc6b37bb897192230870b5e6de418f753a159381e83f6eb5994294d6f2d2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.5367",
    "kind": "arxiv",
    "version": 2
  }
}