Pith Number

pith:RLW6Y72C

pith:2025:RLW6Y72CFNCJRV632CTARGPZRD

not attested not anchored not stored refs pending

How Many Cards Should You Lay Out in Quad-128: A Classification of Caps in AG(7,2)

Karianne Calta, Lauren L. Rose, Timothy E. Goldberg

arxiv:2501.11173 v1 · 2025-01-19 · 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{RLW6Y72CFNCJRV632CTARGPZRD}

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.

Cited by

1 paper in Pith

Affine Equivalence of Subsets of $\mathbb{F}_2^n$ via Venn Diagrams and Applications to Sidon Sets

Receipt and verification

First computed	2026-07-05T10:03:04.600701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8aedec7f422b4498d7dbd0a60899f988fc6d9a7adc6b83e1b656c80118a8af6e

Aliases

arxiv: 2501.11173 · arxiv_version: 2501.11173v1 · doi: 10.48550/arxiv.2501.11173 · pith_short_12: RLW6Y72CFNCJ · pith_short_16: RLW6Y72CFNCJRV63 · pith_short_8: RLW6Y72C

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/RLW6Y72CFNCJRV632CTARGPZRD \
  | 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: 8aedec7f422b4498d7dbd0a60899f988fc6d9a7adc6b83e1b656c80118a8af6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd31cabc2518acaa16e9e81d6669c47239a8b6b974a3f56dfe77df4bfa5cd5b6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2025-01-19T21:23:42Z",
    "title_canon_sha256": "c43d4557750fc0ac5c61172cb54559678832e386c51d08cbdfca3cdf1e83fba2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.11173",
    "kind": "arxiv",
    "version": 1
  }
}