Pith Number

pith:4SS4O2EF

pith:2016:4SS4O2EF5LMLPSPGCT4L6LNLVF

not attested not anchored not stored refs pending

Parameters of two classes of LCD BCH codes

Chengju Li, Cunsheng Ding, Hao Liu, Shuxing Li

arxiv:1608.02670 v2 · 2016-08-09 · 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{4SS4O2EF5LMLPSPGCT4L6LNLVF}

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	2026-05-18T00:50:19.520608Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4a5c76885ead8b7c9e614f8bf2daba9743c01e1c5966d419aecd62811d6bf31

Aliases

arxiv: 1608.02670 · arxiv_version: 1608.02670v2 · doi: 10.48550/arxiv.1608.02670 · pith_short_12: 4SS4O2EF5LML · pith_short_16: 4SS4O2EF5LMLPSPG · pith_short_8: 4SS4O2EF

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/4SS4O2EF5LMLPSPGCT4L6LNLVF \
  | 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: e4a5c76885ead8b7c9e614f8bf2daba9743c01e1c5966d419aecd62811d6bf31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6675ade6001ec51eb3721fa0f3508044c235a25fd693ba79fca6f5b434044605",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-08-09T01:03:11Z",
    "title_canon_sha256": "812dce8664baaaf750d60781b34af59e23ca31c5bcbf3728acf43f356fea8def"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.02670",
    "kind": "arxiv",
    "version": 2
  }
}