Pith Number

pith:GN5H2U3N

pith:2005:GN5H2U3NB7PRPVWTXJXYOWIYYO

not attested not anchored not stored refs pending

Relations between the Local Weight Distributions of a Linear Block Code, Its Extended Code, and Its Even Weight Subcode

Kenji Yasunaga, Toru Fujiwara

arxiv:cs/0508013 v1 · 2005-08-02 · 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{GN5H2U3NB7PRPVWTXJXYOWIYYO}

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	2026-05-18T00:58:26.806810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

337a7d536d0fdf17d6d3ba6f875918c3a306dce3e0aea2018f105c24675d222e

Aliases

arxiv: cs/0508013 · arxiv_version: cs/0508013v1 · doi: 10.48550/arxiv.cs/0508013 · pith_short_12: GN5H2U3NB7PR · pith_short_16: GN5H2U3NB7PRPVWT · pith_short_8: GN5H2U3N

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/GN5H2U3NB7PRPVWTXJXYOWIYYO \
  | 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: 337a7d536d0fdf17d6d3ba6f875918c3a306dce3e0aea2018f105c24675d222e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6bff3ebfdbdbcbd7a961a7c1d2710f58cfda4db059571e0910d1a2a495b3193",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "",
    "primary_cat": "cs.IT",
    "submitted_at": "2005-08-02T08:25:57Z",
    "title_canon_sha256": "d28c4711e7139e8f0e8dc689d5103c6747a3ebfb64c3cd3b470bd7e6cc885ab6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0508013",
    "kind": "arxiv",
    "version": 1
  }
}