Pith Number

pith:EKVXCCKE

pith:2015:EKVXCCKEBH5QKLP2Z3CIX3TM3Y

not attested not anchored not stored refs pending

Permutation Polynomials of $\Bbb F_{q^2}$ of the form $a{\tt X}+{\tt X}^{r(q-1)+1}$

Xiang-dong Hou

arxiv:1510.00437 v1 · 2015-10-01 · math.NT · 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{EKVXCCKEBH5QKLP2Z3CIX3TM3Y}

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	2026-05-18T01:31:13.084625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22ab71094409fb052dfacec48bee6cde39ba106f30ad80331ae11b90731b3d57

Aliases

arxiv: 1510.00437 · arxiv_version: 1510.00437v1 · doi: 10.48550/arxiv.1510.00437 · pith_short_12: EKVXCCKEBH5Q · pith_short_16: EKVXCCKEBH5QKLP2 · pith_short_8: EKVXCCKE

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/EKVXCCKEBH5QKLP2Z3CIX3TM3Y \
  | 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: 22ab71094409fb052dfacec48bee6cde39ba106f30ad80331ae11b90731b3d57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65c9d2f7aff7ee9bdf3055be845c4a853b60a3772225936d8284428c08bf757c",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2015-10-01T22:10:54Z",
    "title_canon_sha256": "976369ab0ea5cafeb74ca979a18c409a9657975d1daf9366b161b37efaf25f56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.00437",
    "kind": "arxiv",
    "version": 1
  }
}