Pith Number

pith:2D2HU4ZA

pith:2014:2D2HU4ZALMBP76AKK2JND5PIOU

not attested not anchored not stored refs pending

Communities and classes in symmetric fractals

M.J.Krawczyk

arxiv:1404.7416 v2 · 2014-04-29 · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2D2HU4ZALMBP76AKK2JND5PIOU}

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	2026-05-18T01:43:21.909119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0f47a73205b02fff80a5692d1f5e8753c17f4737cca763d47416975158205f9

Aliases

arxiv: 1404.7416 · arxiv_version: 1404.7416v2 · doi: 10.48550/arxiv.1404.7416 · pith_short_12: 2D2HU4ZALMBP · pith_short_16: 2D2HU4ZALMBP76AK · pith_short_8: 2D2HU4ZA

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/2D2HU4ZALMBP76AKK2JND5PIOU \
  | 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: d0f47a73205b02fff80a5692d1f5e8753c17f4737cca763d47416975158205f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "414cac24bd87b8c5700dad99a3fa501779dbe639db17c28c56f20ecb2b9938ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2014-04-29T16:12:46Z",
    "title_canon_sha256": "562e620df504e09360aede7546c08e94443fbb1cb9112fd8963c2f8802b2a99e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.7416",
    "kind": "arxiv",
    "version": 2
  }
}