Pith Number

pith:CCF5ISUB

pith:2019:CCF5ISUBLEBCVJDH3HLAUMSU7N

not attested not anchored not stored refs pending

A class of narrow-sense BCH codes over $\mathbb{F}_q$ of length $\frac{q^m-1}{2}$

Chunming Tang, Sihem Mesnager, Xin Ling, Yanfeng Qi

arxiv:1903.06779 v1 · 2019-03-15 · 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{CCF5ISUBLEBCVJDH3HLAUMSU7N}

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	2026-05-17T23:51:09.058735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

108bd44a8159022aa467d9d60a3254fb4eade63a4ff688a1f5366047755e5e44

Aliases

arxiv: 1903.06779 · arxiv_version: 1903.06779v1 · doi: 10.48550/arxiv.1903.06779 · pith_short_12: CCF5ISUBLEBC · pith_short_16: CCF5ISUBLEBCVJDH · pith_short_8: CCF5ISUB

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/CCF5ISUBLEBCVJDH3HLAUMSU7N \
  | 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: 108bd44a8159022aa467d9d60a3254fb4eade63a4ff688a1f5366047755e5e44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cae9e199b4a06a7b3d9168189e6d926f9081700a805663b6d43bfa38f577d13b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-03-15T19:48:47Z",
    "title_canon_sha256": "6c3553190fa7b6084e460210d6611f677bce1fff5ea7d359f5c1785b9c06db28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06779",
    "kind": "arxiv",
    "version": 1
  }
}