Pith Number

pith:OZTZDESN

pith:2008:OZTZDESNXYKZ2XKQMMPDOXOMF5

not attested not anchored not stored refs pending

Robust chaos with variable Lyapunov exponent in smooth one-dimensional maps

Juan M. Aguirregabiria

arxiv:0810.3781 v1 · 2008-10-21 · 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{OZTZDESNXYKZ2XKQMMPDOXOMF5}

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	2026-05-18T02:15:23.838575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

766791924dbe159d5d50631e375dcc2f6233872a023d270773b4f3c111ecf6df

Aliases

arxiv: 0810.3781 · arxiv_version: 0810.3781v1 · doi: 10.48550/arxiv.0810.3781 · pith_short_12: OZTZDESNXYKZ · pith_short_16: OZTZDESNXYKZ2XKQ · pith_short_8: OZTZDESN

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/OZTZDESNXYKZ2XKQMMPDOXOMF5 \
  | 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: 766791924dbe159d5d50631e375dcc2f6233872a023d270773b4f3c111ecf6df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba7b3aeacd742412d23091fb5deca5fa2df217dec6af202ed90bc9c85aaa3234",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2008-10-21T09:27:35Z",
    "title_canon_sha256": "641de54494a51e0e74462dbb699773a4905a3f9c8fc05a6b929273aa15da093b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.3781",
    "kind": "arxiv",
    "version": 1
  }
}