Pith Number

pith:YEP23X6O

pith:2014:YEP23X6O7H4GRWT75OSN7F57LA

not attested not anchored not stored refs pending

A 3-factor approximation algorithm for a Maximum Acyclic Agreement Forest on k rooted, binary phylogenetic trees

Asish Mukhopadhyay, Puspal Bhabak

arxiv:1407.7125 v2 · 2014-07-26 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YEP23X6O7H4GRWT75OSN7F57LA}

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	2026-05-18T01:05:46.547301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c11faddfcef9f868da7feba4df97bf580610260c9299da446012e77dd53463fd

Aliases

arxiv: 1407.7125 · arxiv_version: 1407.7125v2 · doi: 10.48550/arxiv.1407.7125 · pith_short_12: YEP23X6O7H4G · pith_short_16: YEP23X6O7H4GRWT7 · pith_short_8: YEP23X6O

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/YEP23X6O7H4GRWT75OSN7F57LA \
  | 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: c11faddfcef9f868da7feba4df97bf580610260c9299da446012e77dd53463fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7996bbb6c08826f6ce40e3319ebccee97193a57a23c93f1faf96fb2a3325f0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-07-26T12:40:11Z",
    "title_canon_sha256": "f411a79b111e7c465f7056a919453c9ecee4a84520a313c6ed29b13a3ea74c43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.7125",
    "kind": "arxiv",
    "version": 2
  }
}