Pith Number

pith:V7MUFLBU

pith:2016:V7MUFLBUPA223MB6YVGE7RL6MW

not attested not anchored not stored refs pending

Infinite families of $t$-designs from a type of five-weight codes

Cunsheng Ding

arxiv:1607.04815 v1 · 2016-07-17 · cs.IT · math.CO · 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{V7MUFLBUPA223MB6YVGE7RL6MW}

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	2026-05-18T00:43:18.449840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afd942ac347835adb03ec54c4fc57e6597d9d540ef2af2c664e0de9a35fb04e8

Aliases

arxiv: 1607.04815 · arxiv_version: 1607.04815v1 · doi: 10.48550/arxiv.1607.04815 · pith_short_12: V7MUFLBUPA22 · pith_short_16: V7MUFLBUPA223MB6 · pith_short_8: V7MUFLBU

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/V7MUFLBUPA223MB6YVGE7RL6MW \
  | 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: afd942ac347835adb03ec54c4fc57e6597d9d540ef2af2c664e0de9a35fb04e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a1c1867e83848f5a8f6c96b96ac3d76092e893d9522fe50f51658850d578728",
    "cross_cats_sorted": [
      "math.CO",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-07-17T00:53:01Z",
    "title_canon_sha256": "3ce87f7aa9d7f27bb4c402c2cdf6b743e565898646040b45f4608e890b802f38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.04815",
    "kind": "arxiv",
    "version": 1
  }
}