Pith Number

pith:NIP5HVCV

pith:2009:NIP5HVCVH7RKAUZBKEYOJHXYWD

not attested not anchored not stored refs pending

The algebraic difference of two random Cantor sets: The Larsson family

Bal\'azs Sz\'ekely, K\'aroly Simon, Michel Dekking

arxiv:0901.3304 v2 · 2009-01-21 · math.PR · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NIP5HVCVH7RKAUZBKEYOJHXYWD}

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	2026-05-18T04:26:54.814757Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a1fd3d4553fe2a053215130e49ef8b0d1e8ebf3593c6e3c7b384960bb6cf82d

Aliases

arxiv: 0901.3304 · arxiv_version: 0901.3304v2 · doi: 10.48550/arxiv.0901.3304 · pith_short_12: NIP5HVCVH7RK · pith_short_16: NIP5HVCVH7RKAUZB · pith_short_8: NIP5HVCV

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/NIP5HVCVH7RKAUZBKEYOJHXYWD \
  | 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: 6a1fd3d4553fe2a053215130e49ef8b0d1e8ebf3593c6e3c7b384960bb6cf82d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4c8f0f6c7cb623e022946b5717006189c29268038982de421fef9384a9fcbf1",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2009-01-21T16:11:29Z",
    "title_canon_sha256": "883bfb4308181f00f04111d8a5cc992ca429023e1e0f2390bba2b9f8c2e68e69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.3304",
    "kind": "arxiv",
    "version": 2
  }
}