Pith Number

pith:BWQ42J6V

pith:2014:BWQ42J6VVFH4IQ7EBIILV73AIU

not attested not anchored not stored refs pending

A non-singular transformation whose spectrum has Lebesgue component of multiplicity one

E. H. El Abdalaoui, M. G. Nadkarni

arxiv:1402.1312 v2 · 2014-02-06 · math.DS · math.CV · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BWQ42J6VVFH4IQ7EBIILV73AIU}

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	2026-05-17T23:53:14.695888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0da1cd27d5a94fc443e40a10baff60450c0b6ac550320df68ed59d76948767a4

Aliases

arxiv: 1402.1312 · arxiv_version: 1402.1312v2 · doi: 10.48550/arxiv.1402.1312 · pith_short_12: BWQ42J6VVFH4 · pith_short_16: BWQ42J6VVFH4IQ7E · pith_short_8: BWQ42J6V

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/BWQ42J6VVFH4IQ7EBIILV73AIU \
  | 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: 0da1cd27d5a94fc443e40a10baff60450c0b6ac550320df68ed59d76948767a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea8c2b0575f441f9fb8a19c1d40b2408ca4295e29c6b8da0df9b801150f20227",
    "cross_cats_sorted": [
      "math.CV",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-02-06T10:45:21Z",
    "title_canon_sha256": "db3a11ea36aee424c3f0cfb1e402bcd25d11548f15539161d7c4a14544ed10ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.1312",
    "kind": "arxiv",
    "version": 2
  }
}