Pith Number

pith:6XXNUHIM

pith:2008:6XXNUHIM3NSS5JAZLYBGXB7GYQ

not attested not anchored not stored refs pending

Grammatical Evolution with Restarts for Fast Fractal Generation

Alfonso Ortega, Manuel Alfonseca, Manuel Cebrian

arxiv:0805.1696 v2 · 2008-05-12 · cs.NE · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6XXNUHIM3NSS5JAZLYBGXB7GYQ}

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	2026-05-18T04:39:18.527289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5eeda1d0cdb652ea4195e026b87e6c41ca276e17a9dc395d0aa64e0de5f9387

Aliases

arxiv: 0805.1696 · arxiv_version: 0805.1696v2 · doi: 10.48550/arxiv.0805.1696 · pith_short_12: 6XXNUHIM3NSS · pith_short_16: 6XXNUHIM3NSS5JAZ · pith_short_8: 6XXNUHIM

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/6XXNUHIM3NSS5JAZLYBGXB7GYQ \
  | 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: f5eeda1d0cdb652ea4195e026b87e6c41ca276e17a9dc395d0aa64e0de5f9387

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e42bf0fbaa8131988a5a24d59aefb5f360e49d63406fb269246ff947a90bef57",
    "cross_cats_sorted": [
      "cs.SC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2008-05-12T17:55:59Z",
    "title_canon_sha256": "05319ffc363d9f044470501699f6a16f7c7643f8ba3331bea30b4212dccab3fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.1696",
    "kind": "arxiv",
    "version": 2
  }
}