Pith Number

pith:SAWODJOA

pith:2011:SAWODJOAJP4G224OODZLBVTYTC

not attested not anchored not stored refs pending

`Lassoing' a phylogenetic tree I: Basic properties, shellings, and covers

A.W.M. Dress, K.T. Huber, M. Steel

arxiv:1102.0309 v3 · 2011-02-01 · q-bio.PE · cs.CE · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SAWODJOAJP4G224OODZLBVTYTC}

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	2026-05-18T04:18:22.081560Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

902ce1a5c04bf86d6b8e70f2b0d67898b69014502c19387c613db40a90154219

Aliases

arxiv: 1102.0309 · arxiv_version: 1102.0309v3 · doi: 10.48550/arxiv.1102.0309 · pith_short_12: SAWODJOAJP4G · pith_short_16: SAWODJOAJP4G224O · pith_short_8: SAWODJOA

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/SAWODJOAJP4G224OODZLBVTYTC \
  | 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: 902ce1a5c04bf86d6b8e70f2b0d67898b69014502c19387c613db40a90154219

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee6c9598549df2d03307672b9cf3f8831f9c6a11d446f3fc9aa256d34abde8f9",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2011-02-01T21:59:40Z",
    "title_canon_sha256": "b5271c9a93fa4ae9673497a629f04d6cab213ad35eaca1bc22a92d978593a423"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.0309",
    "kind": "arxiv",
    "version": 3
  }
}