Pith Number

pith:KNAJRGDG

pith:2018:KNAJRGDGRUSYN3XMHONH6YN2MH

not attested not anchored not stored refs pending

Chaotic and non-chaotic response to quasiperiodic forcing: limits to predictability of ice ages paced by Milankovitch forcing

Anna S. von der Heydt, Charles David Camp, Peter Ashwin

arxiv:1804.08331 v2 · 2018-04-23 · 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{KNAJRGDGRUSYN3XMHONH6YN2MH}

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	2026-05-18T00:08:00.408474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53409898668d2586eeec3b9a7f61ba61d6ead6816eeca89dbb2306849cad159c

Aliases

arxiv: 1804.08331 · arxiv_version: 1804.08331v2 · doi: 10.48550/arxiv.1804.08331 · pith_short_12: KNAJRGDGRUSY · pith_short_16: KNAJRGDGRUSYN3XM · pith_short_8: KNAJRGDG

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/KNAJRGDGRUSYN3XMHONH6YN2MH \
  | 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: 53409898668d2586eeec3b9a7f61ba61d6ead6816eeca89dbb2306849cad159c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "590f87065ad084c353b26a68971519baea47dbb1463d3f1f14a84dc2380be529",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2018-04-23T10:49:09Z",
    "title_canon_sha256": "5bcf2b8dbe02eb5d808e4d51f19d16fcb44a03643e300c8ccc1a09552012c772"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.08331",
    "kind": "arxiv",
    "version": 2
  }
}