Pith Number

pith:V4J56JLV

pith:2013:V4J56JLVRWSP2Y73AIDPTRCXAX

not attested not anchored not stored refs pending

Evolutionary Predictability and Complications with Additivity

Devin Greene, Kristina Crona, Miriam Barlow

arxiv:1305.6231 v2 · 2013-05-27 · q-bio.PE · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V4J56JLVRWSP2Y73AIDPTRCXAX}

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	2026-05-18T03:04:37.818349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af13df25758da4fd63fb0206f9c45705fe12780a9b866dcbfc5d4d747b21a02c

Aliases

arxiv: 1305.6231 · arxiv_version: 1305.6231v2 · doi: 10.48550/arxiv.1305.6231 · pith_short_12: V4J56JLVRWSP · pith_short_16: V4J56JLVRWSP2Y73 · pith_short_8: V4J56JLV

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/V4J56JLVRWSP2Y73AIDPTRCXAX \
  | 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: af13df25758da4fd63fb0206f9c45705fe12780a9b866dcbfc5d4d747b21a02c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1a1ad031c54c77e90daffc10a44e0e435a78c06febb955bc81a3cf218fb7536",
    "cross_cats_sorted": [
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2013-05-27T14:17:41Z",
    "title_canon_sha256": "eb5ca76b7d4701b607d1a9e9185e820003c844a6360f8767611eca04b8a84ab0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.6231",
    "kind": "arxiv",
    "version": 2
  }
}