Pith Number

pith:N3QP7NTP

pith:2026:N3QP7NTPVRVHXVSFLZ3QDASFJY

not attested not anchored not stored refs pending

A Two-Branch Finite-Field Construction for Regular CSS LDPC Bases

Kenta Kasai, Koki Okada

arxiv:2605.23894 v1 · 2026-05-22 · quant-ph · 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{N3QP7NTPVRVHXVSFLZ3QDASFJY}

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	2026-05-25T02:02:38.213235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ee0ffb66fac6a7bd6455e770182454e1a4bea4f61e454469ed10cec2e671604

Aliases

arxiv: 2605.23894 · arxiv_version: 2605.23894v1 · doi: 10.48550/arxiv.2605.23894 · pith_short_12: N3QP7NTPVRVH · pith_short_16: N3QP7NTPVRVHXVSF · pith_short_8: N3QP7NTP

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/N3QP7NTPVRVHXVSFLZ3QDASFJY \
  | 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: 6ee0ffb66fac6a7bd6455e770182454e1a4bea4f61e454469ed10cec2e671604

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "015ac7c87d071702e15fc785468bbd3dafdc15b9f01ec8255af8d1641500d878",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-22T17:56:26Z",
    "title_canon_sha256": "0bb2a72106571055cf0f11880d1625d9738c5b751a4c3ec08f86757ac6c85cc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23894",
    "kind": "arxiv",
    "version": 1
  }
}