Pith Number

pith:TD5C6ZGB

pith:2012:TD5C6ZGBER7SYMOZHOOW2CS25N

not attested not anchored not stored refs pending

Minimizing the average distance to a closest leaf in a phylogenetic tree

Aaron Gallagher, Connor McCoy, Frederick A. Matsen

arxiv:1205.6867 v2 · 2012-05-31 · q-bio.PE · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TD5C6ZGBER7SYMOZHOOW2CS25N}

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	2026-05-18T03:46:34.420883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98fa2f64c1247f2c31d93b9d6d0a5aeb728c94f5105903e3109b82a71d82cd07

Aliases

arxiv: 1205.6867 · arxiv_version: 1205.6867v2 · doi: 10.48550/arxiv.1205.6867 · pith_short_12: TD5C6ZGBER7S · pith_short_16: TD5C6ZGBER7SYMOZ · pith_short_8: TD5C6ZGB

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/TD5C6ZGBER7SYMOZHOOW2CS25N \
  | 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: 98fa2f64c1247f2c31d93b9d6d0a5aeb728c94f5105903e3109b82a71d82cd07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d2018f63822feea6ee839482129117dce695a0033cc3a1ef4616d0dd8f63362",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2012-05-31T01:41:37Z",
    "title_canon_sha256": "ac7d8e488c174c20496d7ae7fb6fb9e541769111d9290550030607ba2db7f00b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.6867",
    "kind": "arxiv",
    "version": 2
  }
}