Pith Number

pith:O6N7YB24

pith:2014:O6N7YB24AYCPQHSBYE2CSCJFG7

not attested not anchored not stored refs pending

Identifiability of the unrooted species tree topology under the coalescent model with time-reversible substitution processes, site-specific rate variation, and invariable sites

Julia Chifman, Laura Kubatko

arxiv:1406.4811 v2 · 2014-06-18 · 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{O6N7YB24AYCPQHSBYE2CSCJFG7}

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	2026-05-18T01:37:21.513738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

779bfc075c0604f81e41c13429092537f0d39c219344df4cf83d1f91ca3cd567

Aliases

arxiv: 1406.4811 · arxiv_version: 1406.4811v2 · doi: 10.48550/arxiv.1406.4811 · pith_short_12: O6N7YB24AYCP · pith_short_16: O6N7YB24AYCPQHSB · pith_short_8: O6N7YB24

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/O6N7YB24AYCPQHSBYE2CSCJFG7 \
  | 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: 779bfc075c0604f81e41c13429092537f0d39c219344df4cf83d1f91ca3cd567

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63e9e33488aab58a9c38662ba3db2bc319bf1790dd2e26929baf944f45c394e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2014-06-18T17:53:41Z",
    "title_canon_sha256": "5c97ae030ea042185064de28d1a9d745eaf142633bcfe70963dd22f441da69c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.4811",
    "kind": "arxiv",
    "version": 2
  }
}