Pith Number

pith:KH2AE2XU

pith:2015:KH2AE2XURRMQYJUDJLRQOSTBXQ

not attested not anchored not stored refs pending

An early warning indicator for atmospheric blocking events using transfer operators

Alexis Tantet, Fiona R. van der Burgt, Henk A. Dijkstra

arxiv:1502.00799 v2 · 2015-02-03 · nlin.CD · 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{KH2AE2XURRMQYJUDJLRQOSTBXQ}

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	2026-05-18T02:23:26.094898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51f4026af48c590c26834ae3074a61bc3a0c785374e91ea26ab08557df9eba80

Aliases

arxiv: 1502.00799 · arxiv_version: 1502.00799v2 · doi: 10.48550/arxiv.1502.00799 · pith_short_12: KH2AE2XURRMQ · pith_short_16: KH2AE2XURRMQYJUD · pith_short_8: KH2AE2XU

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/KH2AE2XURRMQYJUDJLRQOSTBXQ \
  | 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: 51f4026af48c590c26834ae3074a61bc3a0c785374e91ea26ab08557df9eba80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4893808c871bd7596f2a0aae2f40ddfac6b7259d856f27143825ac4c24197eb",
    "cross_cats_sorted": [
      "physics.ao-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2015-02-03T10:21:37Z",
    "title_canon_sha256": "17a68547cfc36496b97b0876918c0031c6982a59175baa14df9db7952bff88ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.00799",
    "kind": "arxiv",
    "version": 2
  }
}