Pith Number

pith:PKI6WV2R

pith:2016:PKI6WV2RCEVAOWU2YS5CYKVD5M

not attested not anchored not stored refs pending

Quasi-Perfect Lee Codes from Quadratic Curves over Finite Fields

Chunming Tang, Sihem Mesnager, Yanfeng Qi

arxiv:1608.06748 v1 · 2016-08-24 · 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{PKI6WV2RCEVAOWU2YS5CYKVD5M}

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	2026-05-18T01:07:57.614054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a91eb5751112a075a9ac4ba2c2aa3eb21d93a60cc8208e1b71008b9542f035c

Aliases

arxiv: 1608.06748 · arxiv_version: 1608.06748v1 · doi: 10.48550/arxiv.1608.06748 · pith_short_12: PKI6WV2RCEVA · pith_short_16: PKI6WV2RCEVAOWU2 · pith_short_8: PKI6WV2R

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/PKI6WV2RCEVAOWU2YS5CYKVD5M \
  | 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: 7a91eb5751112a075a9ac4ba2c2aa3eb21d93a60cc8208e1b71008b9542f035c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64d4c0e4a613620310b2f20d7045052df0d47ce9a618aa38f14de4a74d10b990",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-08-24T08:32:23Z",
    "title_canon_sha256": "0e52bb7b9538fbce72c2e1e2ca0eaad1051a7e6a9e1cc5a2ed0be63061a290ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.06748",
    "kind": "arxiv",
    "version": 1
  }
}