Pith Number

pith:SQ6MRXOE

pith:2012:SQ6MRXOEC7XPYFTBP5EWJZAOWD

not attested not anchored not stored refs pending

Cyclic Codes from APN and Planar Functions

Cunsheng Ding

arxiv:1206.4687 v1 · 2012-06-20 · 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{SQ6MRXOEC7XPYFTBP5EWJZAOWD}

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	2026-05-18T03:53:03.955778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

943cc8ddc417eefc16617f4964e40eb0de7acb13dfe02e1e49c23703acdf305c

Aliases

arxiv: 1206.4687 · arxiv_version: 1206.4687v1 · doi: 10.48550/arxiv.1206.4687 · pith_short_12: SQ6MRXOEC7XP · pith_short_16: SQ6MRXOEC7XPYFTB · pith_short_8: SQ6MRXOE

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/SQ6MRXOEC7XPYFTBP5EWJZAOWD \
  | 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: 943cc8ddc417eefc16617f4964e40eb0de7acb13dfe02e1e49c23703acdf305c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab7b83df4d7a3ba45326ab832b1da7d1c40c9892ea9dc83b1a3b87ae1b486925",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-06-20T02:13:08Z",
    "title_canon_sha256": "009a3245bf637f22cbf984bc898c041380eaaa260c2f695ab00408c67b2b030b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.4687",
    "kind": "arxiv",
    "version": 1
  }
}