Pith Number

pith:4GSQC7FA

pith:2026:4GSQC7FAL6VN4MYK3LIM5ZY2IL

not attested not anchored not stored refs pending

Powers of the Vandermonde determinant are eventually non-SNP

Melanie Weber, Thien Le

arxiv:2607.23828 v1 · 2026-07-26 · 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{4GSQC7FAL6VN4MYK3LIM5ZY2IL}

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	2026-07-28T01:23:13.167278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1a5017ca05faade330adad0cee71a42e7b2426507d08226f0a2901251288b0b

Aliases

arxiv: 2607.23828 · arxiv_version: 2607.23828v1 · doi: 10.48550/arxiv.2607.23828 · pith_short_12: 4GSQC7FAL6VN · pith_short_16: 4GSQC7FAL6VN4MYK · pith_short_8: 4GSQC7FA

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/4GSQC7FAL6VN4MYK3LIM5ZY2IL \
  | 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: e1a5017ca05faade330adad0cee71a42e7b2426507d08226f0a2901251288b0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2dad78d19ac0c85f870109fda46a76ca582964e81682eead6b8db5b503ab7197",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2026-07-26T20:26:54Z",
    "title_canon_sha256": "eaf7ca08c78a0652e1c9528f6c11501fac8d18f28a03abc0bb1e26a394b366fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.23828",
    "kind": "arxiv",
    "version": 1
  }
}