Pith Number

pith:3WUXPKQ7

pith:2012:3WUXPKQ7SBOPEUJF2S64OCED6C

not attested not anchored not stored refs pending

Quasiperiodicities in Fibonacci strings

Costas Iliopoulos, Maxime Crochemore, Michalis Christou

arxiv:1201.6162 v1 · 2012-01-30 · math.CO · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3WUXPKQ7SBOPEUJF2S64OCED6C}

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	2026-05-18T04:03:33.524184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dda977aa1f905cf25125d4bdc70883f0bc9cfa048ed15a96c313df7c8ffe0b3d

Aliases

arxiv: 1201.6162 · arxiv_version: 1201.6162v1 · doi: 10.48550/arxiv.1201.6162 · pith_short_12: 3WUXPKQ7SBOP · pith_short_16: 3WUXPKQ7SBOPEUJF · pith_short_8: 3WUXPKQ7

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/3WUXPKQ7SBOPEUJF2S64OCED6C \
  | 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: dda977aa1f905cf25125d4bdc70883f0bc9cfa048ed15a96c313df7c8ffe0b3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00934e8257b553f87a2e1ca8855ae89cd48341bbe211f55034d894fc7df32ccb",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-01-30T10:43:59Z",
    "title_canon_sha256": "7c10e447b944ad366ea747cd3b443bab0e8f660ea47a58282cd35219dbf2043b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.6162",
    "kind": "arxiv",
    "version": 1
  }
}