Pith Number

pith:ST7JYXU2

pith:2015:ST7JYXU2DRSRRJ2ZBAI3ZVFLZN

not attested not anchored not stored refs pending

How Evolution Learns to Generalise: Principles of under-fitting, over-fitting and induction in the evolution of developmental organisation

Jeff Clune, Kostas Kouvaris, Louis Kounios, Markus Brede, Richard A. Watson

arxiv:1508.06854 v1 · 2015-08-27 · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ST7JYXU2DRSRRJ2ZBAI3ZVFLZN}

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	2026-05-18T01:34:40.733969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94fe9c5e9a1c6518a7590811bcd4abcb705a60a67d7409f81b7d64b2b612f35e

Aliases

arxiv: 1508.06854 · arxiv_version: 1508.06854v1 · doi: 10.48550/arxiv.1508.06854 · pith_short_12: ST7JYXU2DRSR · pith_short_16: ST7JYXU2DRSRRJ2Z · pith_short_8: ST7JYXU2

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/ST7JYXU2DRSRRJ2ZBAI3ZVFLZN \
  | 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: 94fe9c5e9a1c6518a7590811bcd4abcb705a60a67d7409f81b7d64b2b612f35e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf3ea16323d57967f7d7c6ec318a0fe742ca7ef1bbdba6ec6e02fb9f6c90e994",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2015-08-27T13:37:00Z",
    "title_canon_sha256": "9fa27baa2dde05044ab807c710513ccdb81b2678187a40e38145542a504a3f17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.06854",
    "kind": "arxiv",
    "version": 1
  }
}