Pith Number

pith:YBMNK7VY

pith:2014:YBMNK7VYFIUTC3XWOPYLG5IP7J

not attested not anchored not stored refs pending

Using the Expectation Maximization Algorithm with Heterogeneous Mixture Components for the Analysis of Spectrometry Data

Dominik Kopczynski, Sven Rahmann

arxiv:1405.5501 v1 · 2014-05-21 · cs.OH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YBMNK7VYFIUTC3XWOPYLG5IP7J}

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	2026-05-18T02:51:23.868525Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c058d57eb82a29316ef673f0b3750ffa7f222787ed6e9611f844fc84dabf582c

Aliases

arxiv: 1405.5501 · arxiv_version: 1405.5501v1 · doi: 10.48550/arxiv.1405.5501 · pith_short_12: YBMNK7VYFIUT · pith_short_16: YBMNK7VYFIUTC3XW · pith_short_8: YBMNK7VY

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/YBMNK7VYFIUTC3XWOPYLG5IP7J \
  | 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: c058d57eb82a29316ef673f0b3750ffa7f222787ed6e9611f844fc84dabf582c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55df78fc4364f13468e8cd69c6509de530542a784a3d107b256c8e576d48f855",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.OH",
    "submitted_at": "2014-05-21T18:14:50Z",
    "title_canon_sha256": "2f2bf6be6aab1f82e2380919199e41fd75ac85898d72870c5ef2d5446c0b980e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.5501",
    "kind": "arxiv",
    "version": 1
  }
}