Pith Number

pith:XYBHC3F2

pith:2015:XYBHC3F2UPJZDGG4FE57WCQYFW

not attested not anchored not stored refs pending

An Algebra to Merge Heterogeneous Classifiers

Joseph G. Peters, Philippe J. Giabbanelli

arxiv:1501.05141 v2 · 2015-01-21 · cs.DM · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XYBHC3F2UPJZDGG4FE57WCQYFW}

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	2026-05-18T02:28:54.808923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be02716cbaa3d39198dc293bfb0a182d9f9832efc7e8bd15e6d39edc19399bc1

Aliases

arxiv: 1501.05141 · arxiv_version: 1501.05141v2 · doi: 10.48550/arxiv.1501.05141 · pith_short_12: XYBHC3F2UPJZ · pith_short_16: XYBHC3F2UPJZDGG4 · pith_short_8: XYBHC3F2

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/XYBHC3F2UPJZDGG4FE57WCQYFW \
  | 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: be02716cbaa3d39198dc293bfb0a182d9f9832efc7e8bd15e6d39edc19399bc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abf928e55d1515420d1619e0b6ed53313a2ecf3034ed2c8f00a7ecc27d58f5b5",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2015-01-21T11:42:58Z",
    "title_canon_sha256": "42963b9af9734fc481337c326950c1416d82841d8687248757ff095821955717"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.05141",
    "kind": "arxiv",
    "version": 2
  }
}