Pith Number

pith:HSDHH7KM

pith:2024:HSDHH7KMVJIZT4KJHH6UX4DSGY

not attested not anchored not stored refs pending

Leonardo vindicated: Pythagorean trees for minimal reconstruction of the natural branching structures

Corrado Mio, Dymitr Ruta, Ernesto Damiani

arxiv:2411.08024 v1 · 2024-11-12 · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HSDHH7KMVJIZT4KJHH6UX4DSGY}

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	2026-07-05T09:34:31.822247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c8673fd4caa5199f14939fd4bf072363dcfb85ae3875c28ba3d60083cb0a949

Aliases

arxiv: 2411.08024 · arxiv_version: 2411.08024v1 · doi: 10.48550/arxiv.2411.08024 · pith_short_12: HSDHH7KMVJIZ · pith_short_16: HSDHH7KMVJIZT4KJ · pith_short_8: HSDHH7KM

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/HSDHH7KMVJIZT4KJHH6UX4DSGY \
  | 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: 3c8673fd4caa5199f14939fd4bf072363dcfb85ae3875c28ba3d60083cb0a949

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e321045e8b4eb81f72a10970a46898e26f87949a1edf7c284d2e0874dc4cb401",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2024-11-12T18:54:55Z",
    "title_canon_sha256": "c845168936df04c5bc8a513f66521067f39fb0a8e62da37642d8827095584a24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.08024",
    "kind": "arxiv",
    "version": 1
  }
}