Pith Number

pith:CMOX5J5F

pith:2018:CMOX5J5FYBCFBFNISFLS6VM4AW

not attested not anchored not stored refs pending

Sparse Three-parameter Restricted Indian Buffet Process for Understanding International Trade

Fernando Perez-Cruz, Ljupco Kocarev, Melanie F. Pradier, Viktor Stojkoski, Zoran Utkovski

arxiv:1806.11518 v1 · 2018-06-29 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CMOX5J5FYBCFBFNISFLS6VM4AW}

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	2026-05-18T00:12:01.635879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

131d7ea7a5c0445095a891572f559c059d0da2ab227b4610f65b72b09c3972d8

Aliases

arxiv: 1806.11518 · arxiv_version: 1806.11518v1 · doi: 10.48550/arxiv.1806.11518 · pith_short_12: CMOX5J5FYBCF · pith_short_16: CMOX5J5FYBCFBFNI · pith_short_8: CMOX5J5F

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/CMOX5J5FYBCFBFNISFLS6VM4AW \
  | 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: 131d7ea7a5c0445095a891572f559c059d0da2ab227b4610f65b72b09c3972d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd87dda69a96534e9ad2a6c200a55c5341c9e89e85ba1b336bffc37b2039b4fc",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-06-29T16:20:40Z",
    "title_canon_sha256": "8a6401402bdf5c49f66395f7a0fc112aa00145e49d13938b3ad2a65c163d2f0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.11518",
    "kind": "arxiv",
    "version": 1
  }
}