Pith Number

pith:UPP3QSNN

pith:2021:UPP3QSNNISTSE5TWM6OLJEV7WK

not attested not anchored not stored refs pending

Phenotyping OSA: a time series analysis using fuzzy clustering and persistent homology

Giseon Heo, Prachi Loliencar

arxiv:2104.13479 v1 · 2021-04-27 · stat.ML · cs.LG · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UPP3QSNNISTSE5TWM6OLJEV7WK}

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	2026-07-05T02:35:55.321492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3dfb849ad44a7227676679cb492bfb28172327acb299c43764b21564c703540

Aliases

arxiv: 2104.13479 · arxiv_version: 2104.13479v1 · doi: 10.48550/arxiv.2104.13479 · pith_short_12: UPP3QSNNISTS · pith_short_16: UPP3QSNNISTSE5TW · pith_short_8: UPP3QSNN

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/UPP3QSNNISTSE5TWM6OLJEV7WK \
  | 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: a3dfb849ad44a7227676679cb492bfb28172327acb299c43764b21564c703540

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ceb5579f928c617a96df822a5d42fffc52032eeca013af8569e807774a7e95e",
    "cross_cats_sorted": [
      "cs.LG",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2021-04-27T21:12:30Z",
    "title_canon_sha256": "7662d2120da600a2a671e964249a9127aa794718278888bb54b92e3ea8dd7ed8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.13479",
    "kind": "arxiv",
    "version": 1
  }
}