Pith Number

pith:BY3KWZRB

pith:2026:BY3KWZRBDH23FE3IX7XGR5WY2U

not attested not anchored not stored refs pending

Wythoff-Fibonacci Sequences and a Perturbed Greedy Almost-involution

Iker Malaina, Luis Mart\'inez

arxiv:2607.00814 v1 · 2026-07-01 · 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{BY3KWZRBDH23FE3IX7XGR5WY2U}

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	2026-07-02T01:17:56.118741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e36ab662119f5b29368bfee68f6d8d52524a3e2437bbbe7daab17a075e47314

Aliases

arxiv: 2607.00814 · arxiv_version: 2607.00814v1 · doi: 10.48550/arxiv.2607.00814 · pith_short_12: BY3KWZRBDH23 · pith_short_16: BY3KWZRBDH23FE3I · pith_short_8: BY3KWZRB

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/BY3KWZRBDH23FE3IX7XGR5WY2U \
  | 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: 0e36ab662119f5b29368bfee68f6d8d52524a3e2437bbbe7daab17a075e47314

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76e9604e618936ebf48258ae1a11a2e7022e28be124c7cff8ea98cfd531d91df",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2026-07-01T11:40:48Z",
    "title_canon_sha256": "8622a5cd525004ac8139c18bba583a51411fa5bf1563469d4243c45f4ce89741"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.00814",
    "kind": "arxiv",
    "version": 1
  }
}