Pith Number

pith:NSSYD7DV

pith:2013:NSSYD7DVL5XPH5E23Y5EKX5QPG

not attested not anchored not stored refs pending

Evolution of the tangent vectors and localization of the stable and unstable manifolds of hyperbolic orbits by Fast Lyapunov Indicators

Elena Lega, Massimiliano Guzzo

arxiv:1307.6731 v1 · 2013-07-25 · 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{NSSYD7DVL5XPH5E23Y5EKX5QPG}

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	2026-05-18T03:17:34.841155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ca581fc755f6ef3f49ade3a455fb079b236185f26182e3ca0c8df38cb189d07

Aliases

arxiv: 1307.6731 · arxiv_version: 1307.6731v1 · doi: 10.48550/arxiv.1307.6731 · pith_short_12: NSSYD7DVL5XP · pith_short_16: NSSYD7DVL5XPH5E2 · pith_short_8: NSSYD7DV

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/NSSYD7DVL5XPH5E23Y5EKX5QPG \
  | 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: 6ca581fc755f6ef3f49ade3a455fb079b236185f26182e3ca0c8df38cb189d07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25f55aadd5f4ab7389a4eae8ac21205e3016428c0d89a12aefc2ddf9c9287b59",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2013-07-25T13:14:29Z",
    "title_canon_sha256": "56e62dd4e947e83747057774b39423dcfd47d9a33a8f5962ab88488e24f125b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.6731",
    "kind": "arxiv",
    "version": 1
  }
}