Pith Number

pith:47RXEANO

pith:2017:47RXEANOZGNJOUC6MJSXFYKCI4

not attested not anchored not stored refs pending

The fourth smallest Hamming weight in the code of the projective plane over $\mathbb{Z}/p \mathbb{Z}$

Bhaskar Bagchi

arxiv:1712.07391 v1 · 2017-12-20 · math.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{47RXEANOZGNJOUC6MJSXFYKCI4}

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	2026-05-18T00:27:34.607721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7e37201aec99a97505e626572e1424739e0ca02d8c47a0a2345c813ed17a4ee

Aliases

arxiv: 1712.07391 · arxiv_version: 1712.07391v1 · doi: 10.48550/arxiv.1712.07391 · pith_short_12: 47RXEANOZGNJ · pith_short_16: 47RXEANOZGNJOUC6 · pith_short_8: 47RXEANO

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/47RXEANOZGNJOUC6MJSXFYKCI4 \
  | 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: e7e37201aec99a97505e626572e1424739e0ca02d8c47a0a2345c813ed17a4ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63bc191f205d648bf4d1fb97e8652680f9b7e2c330c19eada44e47da84b90910",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-12-20T10:10:26Z",
    "title_canon_sha256": "a612583f263553dff83d701f81392c2190f487dd781b7de1a6308381686d8024"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.07391",
    "kind": "arxiv",
    "version": 1
  }
}