Pith Number

pith:ODV5W73P

pith:2015:ODV5W73PLF7LA5V6RU3DPPD4TI

not attested not anchored not stored refs pending

Using novelty-biased GA to sample diversity in graphs satisfying constraints

Luc Berthouze, Peter Overbury

arxiv:1503.06342 v1 · 2015-03-21 · physics.soc-ph · cs.NE · cs.SI · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ODV5W73PLF7LA5V6RU3DPPD4TI}

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	2026-05-18T02:20:18.423132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70ebdb7f6f597eb076be8d3637bc7c9a3cb5112943a0be4c12913a273ce1d477

Aliases

arxiv: 1503.06342 · arxiv_version: 1503.06342v1 · doi: 10.48550/arxiv.1503.06342 · pith_short_12: ODV5W73PLF7L · pith_short_16: ODV5W73PLF7LA5V6 · pith_short_8: ODV5W73P

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/ODV5W73PLF7LA5V6RU3DPPD4TI \
  | 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: 70ebdb7f6f597eb076be8d3637bc7c9a3cb5112943a0be4c12913a273ce1d477

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fcb73f8641e2285233e8e64351fcffd95a8bd13020729613e5be89669fb7fff",
    "cross_cats_sorted": [
      "cs.NE",
      "cs.SI",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2015-03-21T19:32:07Z",
    "title_canon_sha256": "b64e924f0f5725944477efafd951d53b7d39eb7c22271cc2ad585af55d56dcc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.06342",
    "kind": "arxiv",
    "version": 1
  }
}