Pith Number

pith:IUWEVCU4

pith:2008:IUWEVCU4PBRPYLOW4KKZ44OZCI

not attested not anchored not stored refs pending

A Distance Metric for Tree-Sibling Time Consistent Phylogenetic Networks

Francesc Rossello, Gabriel Cardona, Gabriel Valiente, Merce Llabres

arxiv:0803.2904 v1 · 2008-03-19 · q-bio.PE · cs.CE · 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{IUWEVCU4PBRPYLOW4KKZ44OZCI}

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	2026-07-04T15:10:20.014745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

452c4a8a9c7862fc2dd6e2959e71d91212632854f53ee081c39023770b77f206

Aliases

arxiv: 0803.2904 · arxiv_version: 0803.2904v1 · doi: 10.48550/arxiv.0803.2904 · pith_short_12: IUWEVCU4PBRP · pith_short_16: IUWEVCU4PBRPYLOW · pith_short_8: IUWEVCU4

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/IUWEVCU4PBRPYLOW4KKZ44OZCI \
  | 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: 452c4a8a9c7862fc2dd6e2959e71d91212632854f53ee081c39023770b77f206

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d090fcecc2c267ee65ec2e641a46ef73e13882c699a16e9a91912d419da66ef0",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2008-03-19T22:24:11Z",
    "title_canon_sha256": "93d34f584197bd078d914b02a870c06bf15e9025da731eaed332654b7ac82c5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.2904",
    "kind": "arxiv",
    "version": 1
  }
}