Pith Number

pith:OZN7HBW3

pith:2011:OZN7HBW3Y5VAZW7WXYEUSGIMQ7

not attested not anchored not stored refs pending

Estimating Species Trees from Quartet Gene Tree Distributions under the Coalescent Model

Martin Kreidl

arxiv:1108.1628 v1 · 2011-08-08 · q-bio.PE · q-bio.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OZN7HBW3Y5VAZW7WXYEUSGIMQ7}

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	2026-05-18T04:16:00.511918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

765bf386dbc76a0cdbf6be0949190c87f8baab2cdc79af858226763fd0fd7e26

Aliases

arxiv: 1108.1628 · arxiv_version: 1108.1628v1 · doi: 10.48550/arxiv.1108.1628 · pith_short_12: OZN7HBW3Y5VA · pith_short_16: OZN7HBW3Y5VAZW7W · pith_short_8: OZN7HBW3

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/OZN7HBW3Y5VAZW7WXYEUSGIMQ7 \
  | 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: 765bf386dbc76a0cdbf6be0949190c87f8baab2cdc79af858226763fd0fd7e26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9144686971b2fc43f50c114e7a6fa25c4fe1146b3a8842d5a15370ab55414306",
    "cross_cats_sorted": [
      "q-bio.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2011-08-08T08:40:57Z",
    "title_canon_sha256": "799fca9253f357d4d172ff769b770995bcbce7560a90d7b4ce88225fc2fe10d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.1628",
    "kind": "arxiv",
    "version": 1
  }
}