Pith Number

pith:6ZGIFFQN

pith:2007:6ZGIFFQN26UXMFPLXZRNOY4ZCU

not attested not anchored not stored refs pending

Adaptive mutation of biochemical reaction constants: Fisher's geometrical model without pleiotropy

James P. Sethna, Ryan N. Gutenkunst

arxiv:0712.3240 v2 · 2007-12-19 · 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{6ZGIFFQN26UXMFPLXZRNOY4ZCU}

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	2026-05-18T02:24:57.707724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f64c82960dd7a97615ebbe62d7639915371cd17be42264d70608c46c6888f5bf

Aliases

arxiv: 0712.3240 · arxiv_version: 0712.3240v2 · doi: 10.48550/arxiv.0712.3240 · pith_short_12: 6ZGIFFQN26UX · pith_short_16: 6ZGIFFQN26UXMFPL · pith_short_8: 6ZGIFFQN

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/6ZGIFFQN26UXMFPLXZRNOY4ZCU \
  | 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: f64c82960dd7a97615ebbe62d7639915371cd17be42264d70608c46c6888f5bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0932e6c5fe830aefd00565ead29a3faa66674410c9d3630fd77d9cdc11ddb7c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2007-12-19T20:20:28Z",
    "title_canon_sha256": "95f2d4b2888183b6646d896ab056581c595837aae9124a5c29665dd41e19fdbf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.3240",
    "kind": "arxiv",
    "version": 2
  }
}