Pith Number

pith:7SUP4GAL

pith:2013:7SUP4GALR565DQFP57U6UNYXZU

not attested not anchored not stored refs pending

Quantifying the effects of anagenetic and cladogenetic evolution

Krzysztof Bartoszek

arxiv:1305.2378 v3 · 2013-05-10 · q-bio.PE · math.PR · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7SUP4GALR565DQFP57U6UNYXZU}

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	2026-05-18T02:48:37.464660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fca8fe180b8f7dd1c0afefe9ea3717cd3bab3a3d83c4e361820179d304ceb0db

Aliases

arxiv: 1305.2378 · arxiv_version: 1305.2378v3 · doi: 10.48550/arxiv.1305.2378 · pith_short_12: 7SUP4GALR565 · pith_short_16: 7SUP4GALR565DQFP · pith_short_8: 7SUP4GAL

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/7SUP4GALR565DQFP57U6UNYXZU \
  | 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: fca8fe180b8f7dd1c0afefe9ea3717cd3bab3a3d83c4e361820179d304ceb0db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a99ef1e820e44ca5494e501a79cbdc73970d48a4f422c0a12c055086eb422d8",
    "cross_cats_sorted": [
      "math.PR",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2013-05-10T15:58:46Z",
    "title_canon_sha256": "de00567d45da90eea7714564941e6b34f3993c5a118df23f52b551bbc58a1cd1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2378",
    "kind": "arxiv",
    "version": 3
  }
}