Pith Number

pith:KKKKAD4C

pith:2017:KKKKAD4CUNRD6OK4EUT3FVTNGG

not attested not anchored not stored refs pending

Data-Driven Koopman Analysis of Tropical Climate Space-Time Variability

Dimitrios Giannakis, Eniko Szekely, Joanna Slawinska

arxiv:1711.02526 v1 · 2017-11-05 · physics.ao-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KKKKAD4CUNRD6OK4EUT3FVTNGG}

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	2026-05-18T00:31:07.700199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5294a00f82a3623f395c2527b2d66d31ac1af4881edb24fa1d0d4299516b7a82

Aliases

arxiv: 1711.02526 · arxiv_version: 1711.02526v1 · doi: 10.48550/arxiv.1711.02526 · pith_short_12: KKKKAD4CUNRD · pith_short_16: KKKKAD4CUNRD6OK4 · pith_short_8: KKKKAD4C

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/KKKKAD4CUNRD6OK4EUT3FVTNGG \
  | 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: 5294a00f82a3623f395c2527b2d66d31ac1af4881edb24fa1d0d4299516b7a82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a08e9dc6e7cd47f03d4d4f7c512422f8a82d4cedf84ed647ce0711835072a9d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2017-11-05T01:18:47Z",
    "title_canon_sha256": "18d4ab1d061311b4351f832a7713ba24d886961c894f620b6c5a9505752ab3e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.02526",
    "kind": "arxiv",
    "version": 1
  }
}