Pith Number

pith:JSR3XXJZ

pith:2013:JSR3XXJZTQ5QGRXIDCJS6NOILO

not attested not anchored not stored refs pending

Skew Hadamard Difference Sets from Dickson Polynomials of Order 7

Alexander Pott, Cunsheng Ding, Qi Wang

arxiv:1305.1831 v1 · 2013-05-08 · 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{JSR3XXJZTQ5QGRXIDCJS6NOILO}

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	2026-05-18T03:26:11.107555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ca3bbdd399c3b0346e818932f35c85ba940dfc2cc6beaea31b2a18216bc89c1

Aliases

arxiv: 1305.1831 · arxiv_version: 1305.1831v1 · doi: 10.48550/arxiv.1305.1831 · pith_short_12: JSR3XXJZTQ5Q · pith_short_16: JSR3XXJZTQ5QGRXI · pith_short_8: JSR3XXJZ

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/JSR3XXJZTQ5QGRXIDCJS6NOILO \
  | 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: 4ca3bbdd399c3b0346e818932f35c85ba940dfc2cc6beaea31b2a18216bc89c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1d7c6c217f0273354ac4fa1b7658cdda6c6f3171e392b04da208f1bd252944a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-05-08T14:37:03Z",
    "title_canon_sha256": "603972b69beefb771af11549863cece1821b43170b191d266174e0c83edb1e46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.1831",
    "kind": "arxiv",
    "version": 1
  }
}