Pith Number

pith:WQY2COXY

pith:2010:WQY2COXYC2JT6GPR5SHI73VQX7

not attested not anchored not stored refs pending

Spectral and Quantum Dynamical Properties of the Weakly Coupled Fibonacci Hamiltonian

Anton Gorodetski (UC Irvine), David Damanik (Rice University)

arxiv:1001.2552 v1 · 2010-01-14 · math.SP · math.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{WQY2COXYC2JT6GPR5SHI73VQX7}

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	2026-05-18T02:09:51.862901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b431a13af816933f19f1ec8e8feeb0bfd3b0441f4eaf2e4c7c913d621c86fbc2

Aliases

arxiv: 1001.2552 · arxiv_version: 1001.2552v1 · doi: 10.48550/arxiv.1001.2552 · pith_short_12: WQY2COXYC2JT · pith_short_16: WQY2COXYC2JT6GPR · pith_short_8: WQY2COXY

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/WQY2COXYC2JT6GPR5SHI73VQX7 \
  | 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: b431a13af816933f19f1ec8e8feeb0bfd3b0441f4eaf2e4c7c913d621c86fbc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62dfaa6a47eea82d65961c521e6165aefadfdaf5b06e1996208ee31bf1cfc6dc",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2010-01-14T20:39:50Z",
    "title_canon_sha256": "3bb677cf0e9903443e502154d67e36ea68f9d347bfa2d65e99c370fb44e54c16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.2552",
    "kind": "arxiv",
    "version": 1
  }
}