Pith Number

pith:NNCUU3QU

pith:2011:NNCUU3QUTWDXSBERIKFBPTIMCE

not attested not anchored not stored refs pending

Non-intersecting splitting algebras in a non-Bernoulli transformation

Steven Kalikow

arxiv:1108.5737 v1 · 2011-08-29 · 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{NNCUU3QUTWDXSBERIKFBPTIMCE}

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	2026-05-18T04:14:36.793865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b454a6e149d87790491428a17cd0c1115ec30b2ad6964bc682fbe191b0c250c

Aliases

arxiv: 1108.5737 · arxiv_version: 1108.5737v1 · doi: 10.48550/arxiv.1108.5737 · pith_short_12: NNCUU3QUTWDX · pith_short_16: NNCUU3QUTWDXSBER · pith_short_8: NNCUU3QU

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/NNCUU3QUTWDXSBERIKFBPTIMCE \
  | 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: 6b454a6e149d87790491428a17cd0c1115ec30b2ad6964bc682fbe191b0c250c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "404b3af7b5bf2f0d0f9a67fee19d6d8e52d65ccb7ef15f1b10bdf0a926afc84d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2011-08-29T20:00:23Z",
    "title_canon_sha256": "d7ed503014f326e51c5c5a64648becc68d2fcf2a1514a7dc11f4cfa37094769f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.5737",
    "kind": "arxiv",
    "version": 1
  }
}