Pith Number

pith:6M5N6IN4

pith:2014:6M5N6IN4ADDF7WZMHBZZLN4JWN

not attested not anchored not stored refs pending

The Ultrametric Constraint and its Application to Phylogenetics

Neil C.A. Moore, Patrick Prosser

arxiv:1401.3438 v1 · 2014-01-15 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6M5N6IN4ADDF7WZMHBZZLN4JWN}

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	2026-05-18T03:02:09.175110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f33adf21bc00c65fdb2c387395b789b371e6d4c8ad19ffe7e9bdb578aaac7eba

Aliases

arxiv: 1401.3438 · arxiv_version: 1401.3438v1 · doi: 10.48550/arxiv.1401.3438 · pith_short_12: 6M5N6IN4ADDF · pith_short_16: 6M5N6IN4ADDF7WZM · pith_short_8: 6M5N6IN4

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/6M5N6IN4ADDF7WZMHBZZLN4JWN \
  | 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: f33adf21bc00c65fdb2c387395b789b371e6d4c8ad19ffe7e9bdb578aaac7eba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8c20d3fcbbc834b45bb5aa526dbcab40c3aa7f97bb68a19302efe54c3da3a0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-01-15T04:53:22Z",
    "title_canon_sha256": "d78a3f3aa5d54b2f40fa4800fb714405c52d1b4a719638b66239f1c699273fe9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.3438",
    "kind": "arxiv",
    "version": 1
  }
}