Pith Number

pith:CVODPFIL

pith:2013:CVODPFILDIMOJAQJKGQT3JXKR5

not attested not anchored not stored refs pending

Evolvability Is Inevitable: Increasing Evolvability Without the Pressure to Adapt

Joel Lehman, Kenneth O. Stanley

arxiv:1302.1143 v1 · 2013-02-05 · cs.NE · 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{CVODPFILDIMOJAQJKGQT3JXKR5}

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	2026-05-18T01:51:50.171310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

155c37950b1a18e4820951a13da6ea8f4361c0858659714e00b99ea45d011e45

Aliases

arxiv: 1302.1143 · arxiv_version: 1302.1143v1 · doi: 10.48550/arxiv.1302.1143 · pith_short_12: CVODPFILDIMO · pith_short_16: CVODPFILDIMOJAQJ · pith_short_8: CVODPFIL

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/CVODPFILDIMOJAQJKGQT3JXKR5 \
  | 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: 155c37950b1a18e4820951a13da6ea8f4361c0858659714e00b99ea45d011e45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07cbdbc5ea49b412a0c9bc2047625c30fd824cb19aad52802d18cc30be60c819",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2013-02-05T18:14:02Z",
    "title_canon_sha256": "aac5bbe0cab621051b9fac1e14a1438eb0a06353bc27a4ad6d901dace70b89cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.1143",
    "kind": "arxiv",
    "version": 1
  }
}