Pith Number

pith:PHFOFKJU

pith:2015:PHFOFKJU4UU4JDR4YIDLAZ4CBQ

not attested not anchored not stored refs pending

The Relative Lyapunov Indicators: Theory and Application to Dynamical Astronomy

Nicol\'as Maffione, Zsolt S\'andor

arxiv:1501.07264 v2 · 2015-01-28 · nlin.CD · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PHFOFKJU4UU4JDR4YIDLAZ4CBQ}

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	2026-05-18T01:31:53.218292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79cae2a934e529c48e3cc206b067820c147adc4ab859e13f1830c4741a5cc34e

Aliases

arxiv: 1501.07264 · arxiv_version: 1501.07264v2 · doi: 10.48550/arxiv.1501.07264 · pith_short_12: PHFOFKJU4UU4 · pith_short_16: PHFOFKJU4UU4JDR4 · pith_short_8: PHFOFKJU

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/PHFOFKJU4UU4JDR4YIDLAZ4CBQ \
  | 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: 79cae2a934e529c48e3cc206b067820c147adc4ab859e13f1830c4741a5cc34e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c65ba9caf35ff7d4dfe2299ab1491a38b858888f3e45385efa93974f0dc2fc9",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2015-01-28T20:45:02Z",
    "title_canon_sha256": "9db94c8d3a2050fb2aa522564f534e0f6516a5a43010c3145ee982df7b3b5b7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.07264",
    "kind": "arxiv",
    "version": 2
  }
}