Pith Number

pith:SNYMDQNW

pith:2015:SNYMDQNWUKOCPK2HWWBAKPQSCF

not attested not anchored not stored refs pending

The $\textbf{nbc}$ minimal complex of supersolvable arrangements

Michele Torielli, Simona Settepanella

arxiv:1503.05721 v1 · 2015-03-19 · math.AG · 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{SNYMDQNWUKOCPK2HWWBAKPQSCF}

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	2026-05-18T02:20:58.261963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9370c1c1b6a29c27ab47b582053e12115b7f828e5efb0cab213bb23ade62c58f

Aliases

arxiv: 1503.05721 · arxiv_version: 1503.05721v1 · doi: 10.48550/arxiv.1503.05721 · pith_short_12: SNYMDQNWUKOC · pith_short_16: SNYMDQNWUKOCPK2H · pith_short_8: SNYMDQNW

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/SNYMDQNWUKOCPK2HWWBAKPQSCF \
  | 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: 9370c1c1b6a29c27ab47b582053e12115b7f828e5efb0cab213bb23ade62c58f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2ffbf92fbfcdd05ee23e5d86c9c400abb6b6fbc76ae629157264b489345e754",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-03-19T11:41:26Z",
    "title_canon_sha256": "2d5606ba241bc8ab62790a1997c1462ce4e35d635d93331439144bb06b60d3af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.05721",
    "kind": "arxiv",
    "version": 1
  }
}