Pith Number

pith:5ZRM5EK3

pith:2017:5ZRM5EK3NFMMQNPCSVKF6MY6AN

not attested not anchored not stored refs pending

Dirichlet-vMF Mixture Model

Shaohua Li

arxiv:1702.07495 v1 · 2017-02-24 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5ZRM5EK3NFMMQNPCSVKF6MY6AN}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:50:03.161042Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee62ce915b6958c835e295545f331e036e48619e0be46ded47453aeb9cd3f51d

Aliases

arxiv: 1702.07495 · arxiv_version: 1702.07495v1 · doi: 10.48550/arxiv.1702.07495 · pith_short_12: 5ZRM5EK3NFMM · pith_short_16: 5ZRM5EK3NFMMQNPC · pith_short_8: 5ZRM5EK3

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/5ZRM5EK3NFMMQNPCSVKF6MY6AN \
  | 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: ee62ce915b6958c835e295545f331e036e48619e0be46ded47453aeb9cd3f51d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47174e02ba95a6381f804ac40def2a9fa9f6866b13d7e357bb8bec8d6b6e3b87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-02-24T08:35:10Z",
    "title_canon_sha256": "21302041ac9181f510e42132e640542f8736df1ccf9a5ad610e24cb32d21eaa8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07495",
    "kind": "arxiv",
    "version": 1
  }
}