Pith Number

pith:P7FKPFTQ

pith:2015:P7FKPFTQ3MCZMJM7TJYXFYEMPL

not attested not anchored not stored refs pending

Limiting fitness distributions in evolutionary dynamics

Ahmed Youssef, Matteo Smerlak

arxiv:1511.00296 v2 · 2015-11-01 · q-bio.PE · cond-mat.stat-mech · 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{P7FKPFTQ3MCZMJM7TJYXFYEMPL}

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	2026-05-18T00:52:02.277388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fcaa79670db0596259f9a7172e08c7aeb6990f2e077cb2990b27f326ff2fd33

Aliases

arxiv: 1511.00296 · arxiv_version: 1511.00296v2 · doi: 10.48550/arxiv.1511.00296 · pith_short_12: P7FKPFTQ3MCZ · pith_short_16: P7FKPFTQ3MCZMJM7 · pith_short_8: P7FKPFTQ

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/P7FKPFTQ3MCZMJM7TJYXFYEMPL \
  | 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: 7fcaa79670db0596259f9a7172e08c7aeb6990f2e077cb2990b27f326ff2fd33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9c35931edc9ffb7dbcce1a1d919554989d85565bc5d58093e74d89057a35b1c",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2015-11-01T19:16:47Z",
    "title_canon_sha256": "97e7718d0234724505a293f022358635ab70dc237f273ec7c2db0d0e2794d972"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.00296",
    "kind": "arxiv",
    "version": 2
  }
}