Pith Number

pith:V7PIGAXP

pith:2026:V7PIGAXPWQOWL75JTT35SZHVTL

not attested not anchored not stored refs pending

Smoothly Time-Varying Continuous Time Markov Chains in Phylogenetics

Marc A. Suchard, Philippe Lemey, Pratyusa Datta

arxiv:2606.26402 v1 · 2026-06-24 · q-bio.PE · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V7PIGAXPWQOWL75JTT35SZHVTL}

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	2026-06-26T00:15:39.974464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afde8302efb41d65ffa99cf7d964f59aeff96993a9bad0098a72e7caf1abbdf4

Aliases

arxiv: 2606.26402 · arxiv_version: 2606.26402v1 · doi: 10.48550/arxiv.2606.26402 · pith_short_12: V7PIGAXPWQOW · pith_short_16: V7PIGAXPWQOWL75J · pith_short_8: V7PIGAXP

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/V7PIGAXPWQOWL75JTT35SZHVTL \
  | 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: afde8302efb41d65ffa99cf7d964f59aeff96993a9bad0098a72e7caf1abbdf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7dd852c12a69f211844a9286fad0e1aa1a212410f70d93574d4c06bd8a0ec5e",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2026-06-24T21:42:24Z",
    "title_canon_sha256": "db2e72a81f84f63cbe4f44ae10a2b42b7503b31936381d513e3684fd2e36d186"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.26402",
    "kind": "arxiv",
    "version": 1
  }
}