Pith Number

pith:SJCX5ZYN

pith:2015:SJCX5ZYNULUCWQHJC3FYFXN2IB

not attested not anchored not stored refs pending

On the spectrum of sizes of semiovals contained in the Hermitian curve

Daniele Bartoli, Fernanda Pambianco, Gyorgy Kiss, Stefano Marcugini

arxiv:1505.03112 v1 · 2015-05-11 · 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{SJCX5ZYNULUCWQHJC3FYFXN2IB}

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	2026-05-18T02:14:08.949886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92457ee70da2e82b40e916cb82ddba40698d485ba408e147bfc2982ba6ac4a1b

Aliases

arxiv: 1505.03112 · arxiv_version: 1505.03112v1 · doi: 10.48550/arxiv.1505.03112 · pith_short_12: SJCX5ZYNULUC · pith_short_16: SJCX5ZYNULUCWQHJ · pith_short_8: SJCX5ZYN

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/SJCX5ZYNULUCWQHJC3FYFXN2IB \
  | 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: 92457ee70da2e82b40e916cb82ddba40698d485ba408e147bfc2982ba6ac4a1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5db83a35011628ddc113934a12c2b47fdce951fbd34cf1bea026a25ba31ccb4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-05-11T08:49:21Z",
    "title_canon_sha256": "0fe558fb12316ca5f320ddcb03982a51840438a1eaf2f6ca2c264e81b17d8e6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.03112",
    "kind": "arxiv",
    "version": 1
  }
}