Pith Number

pith:FOK7HXJ6

pith:2025:FOK7HXJ6CKM5ENTQDF567TFKWP

not attested not anchored not stored refs pending

On quadratic Novikov algebras

Xiaofeng Dong, Yanyong Hong

arxiv:2504.09044 v1 · 2025-04-12 · math.RA · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FOK7HXJ6CKM5ENTQDF567TFKWP}

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	2026-07-05T10:48:03.357404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b95f3dd3e1299d23670197befccaab3eea7757f8d97aa6e14b6b97bf2234800

Aliases

arxiv: 2504.09044 · arxiv_version: 2504.09044v1 · doi: 10.48550/arxiv.2504.09044 · pith_short_12: FOK7HXJ6CKM5 · pith_short_16: FOK7HXJ6CKM5ENTQ · pith_short_8: FOK7HXJ6

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/FOK7HXJ6CKM5ENTQDF567TFKWP \
  | 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: 2b95f3dd3e1299d23670197befccaab3eea7757f8d97aa6e14b6b97bf2234800

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3bdd1480bc262d912609250b78d772bd5eb04d5e15683793632d5b166a875c3",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2025-04-12T01:56:39Z",
    "title_canon_sha256": "5ac73e365e93c68ac0bcfd50ffb89d8685b477696c60d3cd3a61058b29d52dea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.09044",
    "kind": "arxiv",
    "version": 1
  }
}