Pith Number

pith:BZY3RCV4

pith:2019:BZY3RCV4X37T2NQUOO54XPTWJT

not attested not anchored not stored refs pending

LinCode -- computer classification of linear codes

Sascha Kurz

arxiv:1912.09357 v1 · 2019-12-19 · math.CO · 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{BZY3RCV4X37T2NQUOO54XPTWJT}

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	2026-07-05T00:27:25.781920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e71b88abcbeff3d361473bbcbbe764cd0d1df1de57d4d67f3efaf9b798a5a2f

Aliases

arxiv: 1912.09357 · arxiv_version: 1912.09357v1 · doi: 10.48550/arxiv.1912.09357 · pith_short_12: BZY3RCV4X37T · pith_short_16: BZY3RCV4X37T2NQU · pith_short_8: BZY3RCV4

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/BZY3RCV4X37T2NQUOO54XPTWJT \
  | 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: 0e71b88abcbeff3d361473bbcbbe764cd0d1df1de57d4d67f3efaf9b798a5a2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f691ecbb4da7fe749c5e63ab8da1a7591ff61313fa827b6131fd55f2acec228",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-12-19T16:43:09Z",
    "title_canon_sha256": "a468de3180cdd30827557d5f0ee7e4ab4ed736639478596c76d6f17f52255bf9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.09357",
    "kind": "arxiv",
    "version": 1
  }
}