Pith Number

pith:POZRDF6D

pith:2015:POZRDF6DEPQPNMJN7RHV4XUEBC

not attested not anchored not stored refs pending

Improved classification for compositional data using the $\alpha$-transformation

Andrew T.A. Wood, Michail Tsagris, Simon Preston

arxiv:1506.04976 v2 · 2015-06-16 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{POZRDF6DEPQPNMJN7RHV4XUEBC}

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	2026-05-18T01:46:13.038578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bb31197c323e0f6b12dfc4f5e5e8408816fac3a441ad93a3196ea5ce20784f8

Aliases

arxiv: 1506.04976 · arxiv_version: 1506.04976v2 · doi: 10.48550/arxiv.1506.04976 · pith_short_12: POZRDF6DEPQP · pith_short_16: POZRDF6DEPQPNMJN · pith_short_8: POZRDF6D

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/POZRDF6DEPQPNMJN7RHV4XUEBC \
  | 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: 7bb31197c323e0f6b12dfc4f5e5e8408816fac3a441ad93a3196ea5ce20784f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0825ef7c4e1a609edd84062a5c894068e43a4f5bff369d3e6294334d45f31ea9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2015-06-16T13:59:49Z",
    "title_canon_sha256": "8affff7b7a4d6d563879a84544888545ba5e5943fa78e0eb815d924198899b20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.04976",
    "kind": "arxiv",
    "version": 2
  }
}