Pith Number

pith:DHAJCXLS

pith:2015:DHAJCXLS5CO234WAPU7ZL54ZRP

not attested not anchored not stored refs pending

A linear bound on the number of states in optimal convex characters for maximum parsimony distance

Mareike Fischer, Olivier Boes, Steven Kelk

arxiv:1506.06404 v1 · 2015-06-21 · q-bio.PE · 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{DHAJCXLS5CO234WAPU7ZL54ZRP}

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	2026-05-18T01:41:45.304642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19c0915d72e89dadf2c07d3f95f7998bda43dd6f199fc8ddb365e59d04c71f05

Aliases

arxiv: 1506.06404 · arxiv_version: 1506.06404v1 · doi: 10.48550/arxiv.1506.06404 · pith_short_12: DHAJCXLS5CO2 · pith_short_16: DHAJCXLS5CO234WA · pith_short_8: DHAJCXLS

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/DHAJCXLS5CO234WAPU7ZL54ZRP \
  | 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: 19c0915d72e89dadf2c07d3f95f7998bda43dd6f199fc8ddb365e59d04c71f05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "002f0ec5be8dff9e34cacb50f8c61657949dc4169d2ad6d6205556ee8dcd7bf0",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2015-06-21T19:36:21Z",
    "title_canon_sha256": "6511a7842f85d9d98bff00179790434acedeaab6c307d7c3b11b7c6edb0e35ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.06404",
    "kind": "arxiv",
    "version": 1
  }
}