Pith Number

pith:GL53QRVG

pith:2022:GL53QRVGZL572EM4R62INDL735

not attested not anchored not stored refs pending

Koopman Spectral Analysis of Intermittent Dynamics in Complex Systems: A Case Study in Pathophysiological Processes of Obstructive Sleep Apnea

Arveity R. Setty, Phat K. Huynh, Trung Q. Le

arxiv:2202.12430 v1 · 2022-02-24 · eess.SY · cs.SY · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GL53QRVGZL572EM4R62INDL735}

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	2026-07-05T03:59:55.091091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32fbb846a6cafbfd119c8fb4868d7fdf58cb36140ad130d16e6454aa4e6af1d3

Aliases

arxiv: 2202.12430 · arxiv_version: 2202.12430v1 · doi: 10.48550/arxiv.2202.12430 · pith_short_12: GL53QRVGZL57 · pith_short_16: GL53QRVGZL572EM4 · pith_short_8: GL53QRVG

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/GL53QRVGZL572EM4R62INDL735 \
  | 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: 32fbb846a6cafbfd119c8fb4868d7fdf58cb36140ad130d16e6454aa4e6af1d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80a2d3a0139295631b41bbb4062cfcd8954e38c2a458762bd71711addf38a1ea",
    "cross_cats_sorted": [
      "cs.SY",
      "nlin.CD"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2022-02-24T23:55:24Z",
    "title_canon_sha256": "45cfc812a4823962ebf8e6639691ff7b7e2941b6a109f6754ad7dbe0cc7efbe6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.12430",
    "kind": "arxiv",
    "version": 1
  }
}