Pith Number

pith:DNIQDFFO

pith:2012:DNIQDFFOQESF2PZ5S4ZNB4LOPL

not attested not anchored not stored refs pending

Modeling Waveform Shapes with Random Eects Segmental Hidden Markov Models

Padhraic Smyth, Seyoung Kim, Stefan Luther

arxiv:1207.4143 v1 · 2012-07-11 · stat.AP · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DNIQDFFOQESF2PZ5S4ZNB4LOPL}

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	2026-05-18T03:50:47.708523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b510194ae81245d3f3d9732d0f16e7ae9e2b713aa6d2a2dad09ea4d26d90f83

Aliases

arxiv: 1207.4143 · arxiv_version: 1207.4143v1 · doi: 10.48550/arxiv.1207.4143 · pith_short_12: DNIQDFFOQESF · pith_short_16: DNIQDFFOQESF2PZ5 · pith_short_8: DNIQDFFO

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/DNIQDFFOQESF2PZ5S4ZNB4LOPL \
  | 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: 1b510194ae81245d3f3d9732d0f16e7ae9e2b713aa6d2a2dad09ea4d26d90f83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b5df362ea1c9d4b5c148fbbf893ae016d9cbfa159af0c66c09d0cc8a60a3dcf",
    "cross_cats_sorted": [
      "cs.CE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2012-07-11T14:54:41Z",
    "title_canon_sha256": "91fdc27a83fd6a91ed1a47524f499552c78764f24a855f1572c70547317aa120"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4143",
    "kind": "arxiv",
    "version": 1
  }
}