Pith Number

pith:OE2MPRV2

pith:2010:OE2MPRV2LO2XFIDN4V2UK7GZRJ

not attested not anchored not stored refs pending

Weight Distributions of Regular Low-Density Parity-Check Codes over Finite Fields

Peiliang Qiu, Shengtian Yang, Thomas Honold, Yan Chen, Zhaoyang Zhang

arxiv:1010.2030 v3 · 2010-10-11 · 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{OE2MPRV2LO2XFIDN4V2UK7GZRJ}

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	2026-05-18T02:23:46.071008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7134c7c6ba5bb572a06de575457cd98a5de50182911276b91f769798699d9e34

Aliases

arxiv: 1010.2030 · arxiv_version: 1010.2030v3 · doi: 10.48550/arxiv.1010.2030 · pith_short_12: OE2MPRV2LO2X · pith_short_16: OE2MPRV2LO2XFIDN · pith_short_8: OE2MPRV2

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/OE2MPRV2LO2XFIDN4V2UK7GZRJ \
  | 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: 7134c7c6ba5bb572a06de575457cd98a5de50182911276b91f769798699d9e34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea2c94882e7e88dd32d009eaa46aee06a2bb3bd612ad332079799258c1a3982e",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2010-10-11T08:12:10Z",
    "title_canon_sha256": "85aeb214c8d028da436682682dc80d29544909d295000ff0079abfd02c0040ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2030",
    "kind": "arxiv",
    "version": 3
  }
}