Pith Number

pith:2SSINJAM

pith:2011:2SSINJAMWPQIDKCVX6I2YJFFIX

not attested not anchored not stored refs pending

A Nonparametric Frequency Domain EM Algorithm for Time Series Classification with Applications to Spike Sorting and Macro-Economics

Georg M. Goerg

arxiv:1103.3300 v3 · 2011-03-16 · stat.ML · physics.data-an · stat.AP · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2SSINJAMWPQIDKCVX6I2YJFFIX}

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	2026-05-18T02:22:18.671387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4a486a40cb3e081a855bf91ac24a545c9a42fe710ccba0f41bf4b4d8ca37615

Aliases

arxiv: 1103.3300 · arxiv_version: 1103.3300v3 · doi: 10.48550/arxiv.1103.3300 · pith_short_12: 2SSINJAMWPQI · pith_short_16: 2SSINJAMWPQIDKCV · pith_short_8: 2SSINJAM

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/2SSINJAMWPQIDKCVX6I2YJFFIX \
  | 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: d4a486a40cb3e081a855bf91ac24a545c9a42fe710ccba0f41bf4b4d8ca37615

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e5294be00b365f8a5df38c00fe58d0aec832bf1cc21a5df056a66dc725f4e1b",
    "cross_cats_sorted": [
      "physics.data-an",
      "stat.AP",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2011-03-16T21:31:17Z",
    "title_canon_sha256": "dd4cf3bc9218c1baf7754087b444570c170c516a31afd0ea6b5b7c2d68871f14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.3300",
    "kind": "arxiv",
    "version": 3
  }
}