Pith Number

pith:IZ2NV5TU

pith:2012:IZ2NV5TUYI4L5EEKVEUGWROYGS

not attested not anchored not stored refs pending

The Structure of Autocatalytic Sets: Evolvability, Enablement, and Emergence

Mike Steel, Stuart Kauffman, Wim Hordijk

arxiv:1205.0584 v2 · 2012-05-02 · q-bio.MN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IZ2NV5TUYI4L5EEKVEUGWROYGS}

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	2026-05-18T03:56:23.888049Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4674daf674c238be908aa9286b45d83484dca0aa65c56bb73be322d870132e12

Aliases

arxiv: 1205.0584 · arxiv_version: 1205.0584v2 · doi: 10.48550/arxiv.1205.0584 · pith_short_12: IZ2NV5TUYI4L · pith_short_16: IZ2NV5TUYI4L5EEK · pith_short_8: IZ2NV5TU

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/IZ2NV5TUYI4L5EEKVEUGWROYGS \
  | 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: 4674daf674c238be908aa9286b45d83484dca0aa65c56bb73be322d870132e12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "565ed4cd2a2d8e63e9468538d2e35e38e89c2da3d4f66c6af079b7261032f0a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.MN",
    "submitted_at": "2012-05-02T23:53:22Z",
    "title_canon_sha256": "0bb9cbe314f52f01baf9bf4dde378d2b521752f6cf1e7dce8be5f833d87b2d4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.0584",
    "kind": "arxiv",
    "version": 2
  }
}