Pith Number

pith:WT42F532

pith:2012:WT42F532LOUNZTBZY4BYBQDPY5

not attested not anchored not stored refs pending

Topological classification of scattered IFS-attractors

Magdalena Nowak

arxiv:1204.4797 v3 · 2012-04-21 · 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{WT42F532LOUNZTBZY4BYBQDPY5}

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	2026-05-18T03:17:34.300695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4f9a2f77a5ba8dccc39c70380c06fc7498c49a46006faf5d8ca690d10eb2597

Aliases

arxiv: 1204.4797 · arxiv_version: 1204.4797v3 · doi: 10.48550/arxiv.1204.4797 · pith_short_12: WT42F532LOUN · pith_short_16: WT42F532LOUNZTBZ · pith_short_8: WT42F532

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/WT42F532LOUNZTBZY4BYBQDPY5 \
  | 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: b4f9a2f77a5ba8dccc39c70380c06fc7498c49a46006faf5d8ca690d10eb2597

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21f2e240be579b6b6dde1cf1851386d934953c8c7d7b20a9611458fa7212d405",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2012-04-21T10:29:16Z",
    "title_canon_sha256": "20a7e63c623cdba587b6afa1e0fcdfdaf4e22618e30f1d9f93ad8b3c29be088d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.4797",
    "kind": "arxiv",
    "version": 3
  }
}