Pith Number

pith:NDJXCROM

pith:2012:NDJXCROMC6WUE4JHG6LWYA32AW

not attested not anchored not stored refs pending

Topological Structure of Fractal Squares

Hui Rao, Jun Jason Luo, Ka-Sing Lau

arxiv:1206.4826 v2 · 2012-06-21 · math.GN · math.DS · math.GT · 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{NDJXCROMC6WUE4JHG6LWYA32AW}

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	2026-05-18T02:21:08.840753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68d37145cc17ad42712737976c037a0596ceffbd63016f693c58cccfc0a8863d

Aliases

arxiv: 1206.4826 · arxiv_version: 1206.4826v2 · doi: 10.48550/arxiv.1206.4826 · pith_short_12: NDJXCROMC6WU · pith_short_16: NDJXCROMC6WUE4JH · pith_short_8: NDJXCROM

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/NDJXCROMC6WUE4JHG6LWYA32AW \
  | 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: 68d37145cc17ad42712737976c037a0596ceffbd63016f693c58cccfc0a8863d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d63f5f5746677c768a8a83ccf8e8803fa5a536a13274bbfc340dff0b1117f45",
    "cross_cats_sorted": [
      "math.DS",
      "math.GT",
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2012-06-21T10:26:35Z",
    "title_canon_sha256": "f6b2a1622216385f3ec9369bc13269975706fde5e8d10e900a73bed90ebe2603"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.4826",
    "kind": "arxiv",
    "version": 2
  }
}