Pith Number

pith:BYYEJ2JG

pith:2013:BYYEJ2JGD2AY5HSJYMYFWFSLO6

not attested not anchored not stored refs pending

A Note on Cyclic Codes from APN Functions

Chunming Tang, Maozhi Xu, Yanfeng Qi

arxiv:1305.7294 v1 · 2013-05-31 · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BYYEJ2JGD2AY5HSJYMYFWFSLO6}

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	2026-05-18T03:22:07.268191Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e3044e9261e818e9e49c3305b164b778dba56fef1b68fb900d6d6f099b2145a

Aliases

arxiv: 1305.7294 · arxiv_version: 1305.7294v1 · doi: 10.48550/arxiv.1305.7294 · pith_short_12: BYYEJ2JGD2AY · pith_short_16: BYYEJ2JGD2AY5HSJ · pith_short_8: BYYEJ2JG

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/BYYEJ2JGD2AY5HSJYMYFWFSLO6 \
  | 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: 0e3044e9261e818e9e49c3305b164b778dba56fef1b68fb900d6d6f099b2145a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "142e883f5f5ef5c73b56c4f5be44f02f8b1261177fa91b246ff7e1ef35e1c5f8",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-05-31T03:15:32Z",
    "title_canon_sha256": "a91105594473e3edde858c527c0f7c7f64e62ef67b2ab86dbe9415fe3c0c3765"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.7294",
    "kind": "arxiv",
    "version": 1
  }
}