Pith Number

pith:HBCN7FG6

pith:2019:HBCN7FG6QBUEWVSVXAXVOANWUX

not attested not anchored not stored refs pending

Generalized Hadamard full propelinear codes

Ivan Bailera, Jos\'e Andr\'es Armario, Ronan Egan

arxiv:1906.06220 v1 · 2019-06-14 · 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{HBCN7FG6QBUEWVSVXAXVOANWUX}

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	2026-05-17T23:43:19.306228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3844df94de80684b5655b82f5701b6a5d6ebe3ee136f5b4cc29d7ce051fdd7f2

Aliases

arxiv: 1906.06220 · arxiv_version: 1906.06220v1 · doi: 10.48550/arxiv.1906.06220 · pith_short_12: HBCN7FG6QBUE · pith_short_16: HBCN7FG6QBUEWVSV · pith_short_8: HBCN7FG6

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/HBCN7FG6QBUEWVSVXAXVOANWUX \
  | 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: 3844df94de80684b5655b82f5701b6a5d6ebe3ee136f5b4cc29d7ce051fdd7f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8a3496fdeee78a6988a3eb5335f49ef9bbeb531a5dcd86eba375331dac2e2f2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-06-14T14:18:06Z",
    "title_canon_sha256": "1a25b69de52f90d666979147a07eece63a3a008ec4da8507bf7d36eba2f30175"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.06220",
    "kind": "arxiv",
    "version": 1
  }
}