Pith Number

pith:4IQV2KR5

pith:2016:4IQV2KR5BEO3Q7G2PJJET5Q4IM

not attested not anchored not stored refs pending

Hyperfibonacci Sequences and Polytopic Numbers

Igor Urbiha, Ivica Martinjak, Ligia Loretta Cristea

arxiv:1606.06228 v1 · 2016-06-20 · math.CO · math.NT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4IQV2KR5BEO3Q7G2PJJET5Q4IM}

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	2026-05-18T01:12:15.314244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2215d2a3d091db87cda7a5249f61c4326453378e347ad31d28d35e78067c09d

Aliases

arxiv: 1606.06228 · arxiv_version: 1606.06228v1 · doi: 10.48550/arxiv.1606.06228 · pith_short_12: 4IQV2KR5BEO3 · pith_short_16: 4IQV2KR5BEO3Q7G2 · pith_short_8: 4IQV2KR5

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/4IQV2KR5BEO3Q7G2PJJET5Q4IM \
  | 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: e2215d2a3d091db87cda7a5249f61c4326453378e347ad31d28d35e78067c09d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31becba2896856e62d15d9ec0d31ee1003d5df319531dbff95e77361cfb27e31",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-06-20T18:02:37Z",
    "title_canon_sha256": "0f22d8ae64f002499e342acbd244626bdbe93edd41e919ef7b22ea2fff9e5f7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.06228",
    "kind": "arxiv",
    "version": 1
  }
}