Pith Number

pith:VVNMUPUF

pith:2009:VVNMUPUF4WDMPCAYPGRKC3X66O

not attested not anchored not stored refs pending

Degeneracy: a link between evolvability, robustness and complexity in biological systems

Axel Bender, James Whitacre

arxiv:0910.2586 v2 · 2009-10-14 · nlin.AO · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VVNMUPUF4WDMPCAYPGRKC3X66O}

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	2026-05-18T04:06:21.199956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad5aca3e85e586c7881879a2a16efef3830349d9befe7c95073874d14488451c

Aliases

arxiv: 0910.2586 · arxiv_version: 0910.2586v2 · doi: 10.48550/arxiv.0910.2586 · pith_short_12: VVNMUPUF4WDM · pith_short_16: VVNMUPUF4WDMPCAY · pith_short_8: VVNMUPUF

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/VVNMUPUF4WDMPCAYPGRKC3X66O \
  | 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: ad5aca3e85e586c7881879a2a16efef3830349d9befe7c95073874d14488451c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40e9092d7958e96551b8318516d8495f4ea6a48ce0a12be0b092d5ba1f8ffae3",
    "cross_cats_sorted": [
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.AO",
    "submitted_at": "2009-10-14T10:55:12Z",
    "title_canon_sha256": "c714810e6ad72e81c0bfa708fce65fe3a113e9f07a6bc191cea2eeb5b5900777"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2586",
    "kind": "arxiv",
    "version": 2
  }
}