Pith Number

pith:B52CDJ3B

pith:2018:B52CDJ3BVVSXQ7EQPA6O5YEMCE

not attested not anchored not stored refs pending

Multitaper Spectral Estimation HDP-HMMs for EEG Sleep Inference

Andrew Song, Demba Ba, Hugo Soulat, John Tauber, Leon Chlon, Michael Prerau, Sandya Subramanian

arxiv:1805.07300 v1 · 2018-05-18 · stat.ML · cs.LG · eess.SP · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B52CDJ3BVVSXQ7EQPA6O5YEMCE}

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	2026-05-18T00:15:38.615044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f7421a761ad65787c90783ceee08c11167b4e28beb66830b7ef32c019685f1b

Aliases

arxiv: 1805.07300 · arxiv_version: 1805.07300v1 · doi: 10.48550/arxiv.1805.07300 · pith_short_12: B52CDJ3BVVSX · pith_short_16: B52CDJ3BVVSXQ7EQ · pith_short_8: B52CDJ3B

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/B52CDJ3BVVSXQ7EQPA6O5YEMCE \
  | 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: 0f7421a761ad65787c90783ceee08c11167b4e28beb66830b7ef32c019685f1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "010db65e596ca72c85d1233f8327e1c213e4eb4e3f2b6e0b7a3bde36623607dd",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.SP",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-05-18T15:44:15Z",
    "title_canon_sha256": "baf2aff6d2c9be7c00946bef285d5b5aed2bd005dfbc0c6467e13ff29250c9c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.07300",
    "kind": "arxiv",
    "version": 1
  }
}