Pith Number

pith:XPQCGFDG

pith:2011:XPQCGFDGQBOIHNTRRFKH45KYFB

not attested not anchored not stored refs pending

Rate of Adaptation in Large Sexual Populations

Boris I. Shraiman, Daniel S. Fisher, Richard A. Neher

arxiv:1108.3464 v1 · 2011-08-17 · q-bio.PE · physics.bio-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XPQCGFDGQBOIHNTRRFKH45KYFB}

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	2026-05-18T04:15:17.697864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbe0231466805c83b67189547e75582850152f9c1110422bd2ccf77c6914b3fd

Aliases

arxiv: 1108.3464 · arxiv_version: 1108.3464v1 · doi: 10.48550/arxiv.1108.3464 · pith_short_12: XPQCGFDGQBOI · pith_short_16: XPQCGFDGQBOIHNTR · pith_short_8: XPQCGFDG

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/XPQCGFDGQBOIHNTRRFKH45KYFB \
  | 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: bbe0231466805c83b67189547e75582850152f9c1110422bd2ccf77c6914b3fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71634d434718e2fe87bb091f0f69cd4b1b0452811da486946e51fc01ecb1b3db",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2011-08-17T12:18:40Z",
    "title_canon_sha256": "9967427e613a30897dc6064693dde2060005c1342deb6076e1c75a6146e56ba6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.3464",
    "kind": "arxiv",
    "version": 1
  }
}