Pith Number

pith:XZ3Z7LKC

pith:2017:XZ3Z7LKCSNUI5BI7IEA2MXB5FH

not attested not anchored not stored refs pending

Recovering tree-child networks from shortest inter-taxa distance information

Charles Semple, Katharina T Huber, Magnus Bordewich, Vincent Moulton

arxiv:1711.08866 v1 · 2017-11-24 · math.CO · cs.DS · 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{XZ3Z7LKCSNUI5BI7IEA2MXB5FH}

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	2026-05-18T00:29:41.914745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be779fad4293688e851f4101a65c3d29fb242a02434c1a71ccdcf7c344d32cda

Aliases

arxiv: 1711.08866 · arxiv_version: 1711.08866v1 · doi: 10.48550/arxiv.1711.08866 · pith_short_12: XZ3Z7LKCSNUI · pith_short_16: XZ3Z7LKCSNUI5BI7 · pith_short_8: XZ3Z7LKC

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/XZ3Z7LKCSNUI5BI7IEA2MXB5FH \
  | 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: be779fad4293688e851f4101a65c3d29fb242a02434c1a71ccdcf7c344d32cda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7961bf46aae89b34f41524b7ccf1ec665a082fc3dc4307a9f3a78072ef6dd0d4",
    "cross_cats_sorted": [
      "cs.DS",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-11-24T03:59:02Z",
    "title_canon_sha256": "74628d44e6fb23565f337465c720085874e8af5bfe7ca9d7d2b29d10b5e64a78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.08866",
    "kind": "arxiv",
    "version": 1
  }
}