Pith Number

pith:H6MUVJTF

pith:2019:H6MUVJTFIDFHDDXXE5P5B42AZH

not attested not anchored not stored refs pending

The agreement distance of unrooted phylogenetic networks

Jonathan Klawitter

arxiv:1908.08183 v4 · 2019-08-22 · math.CO · cs.DM · 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{H6MUVJTFIDFHDDXXE5P5B42AZH}

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	2026-07-05T06:23:27.855589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f994aa66540ca718ef7275fd0f340c9eabd919b35e86855f3666ad45838a8c7

Aliases

arxiv: 1908.08183 · arxiv_version: 1908.08183v4 · doi: 10.48550/arxiv.1908.08183 · pith_short_12: H6MUVJTFIDFH · pith_short_16: H6MUVJTFIDFHDDXX · pith_short_8: H6MUVJTF

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/H6MUVJTFIDFHDDXXE5P5B42AZH \
  | 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: 3f994aa66540ca718ef7275fd0f340c9eabd919b35e86855f3666ad45838a8c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0698a53d13617369fff484bc6d310e9b3bdc0ae281d894135d3d9d70a4f0c30b",
    "cross_cats_sorted": [
      "cs.DM",
      "q-bio.PE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-08-22T03:27:26Z",
    "title_canon_sha256": "f1d96d115ac2805273149dabcfa4a35a459e607b68947d40b628d3a63cc9f1a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08183",
    "kind": "arxiv",
    "version": 4
  }
}