Pith Number

pith:IMWIQ5VC

pith:2013:IMWIQ5VCQNLHN7TU6PLDWWPYMC

not attested not anchored not stored refs pending

Discriminative Measures for Comparison of Phylogenetic Trees

Daniel E. Koditschek, Dan P. Guralnik, Omur Arslan

arxiv:1310.5202 v2 · 2013-10-19 · q-bio.PE · cs.CE · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IMWIQ5VCQNLHN7TU6PLDWWPYMC}

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	2026-05-18T01:29:47.166639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

432c8876a2835676fe74f3d63b59f860a8e59938b14aeae3c6d04ec640c6b75b

Aliases

arxiv: 1310.5202 · arxiv_version: 1310.5202v2 · doi: 10.48550/arxiv.1310.5202 · pith_short_12: IMWIQ5VCQNLH · pith_short_16: IMWIQ5VCQNLHN7TU · pith_short_8: IMWIQ5VC

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/IMWIQ5VCQNLHN7TU6PLDWWPYMC \
  | 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: 432c8876a2835676fe74f3d63b59f860a8e59938b14aeae3c6d04ec640c6b75b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e29e5bbdd03c79390603b7384cbac04db16135e5b8a9ab47f5207771ea8213d",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.CG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2013-10-19T05:03:23Z",
    "title_canon_sha256": "e10735e8607c554d21946c84c208d460a379c48f8b70ed7a59f3d1824138ecb0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.5202",
    "kind": "arxiv",
    "version": 2
  }
}