Pith Number

pith:W2NE7N7A

pith:2009:W2NE7N7AM3VKWLUA6T4XTMLNZJ

not attested not anchored not stored refs pending

Broadband chaos generated by an opto-electronic oscillator

Daniel J. Gauthier, Eckehard Sch\"oll, Kristine E. Callan, Lucas Illing, Zheng Gao

arxiv:0901.3916 v3 · 2009-01-26 · 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{W2NE7N7AM3VKWLUA6T4XTMLNZJ}

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	2026-05-18T02:14:55.934523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b69a4fb7e066eaab2e80f4f979b16dca54d323c3f39f0c68e1bffe18fd08e592

Aliases

arxiv: 0901.3916 · arxiv_version: 0901.3916v3 · doi: 10.48550/arxiv.0901.3916 · pith_short_12: W2NE7N7AM3VK · pith_short_16: W2NE7N7AM3VKWLUA · pith_short_8: W2NE7N7A

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/W2NE7N7AM3VKWLUA6T4XTMLNZJ \
  | 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: b69a4fb7e066eaab2e80f4f979b16dca54d323c3f39f0c68e1bffe18fd08e592

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c3cef7674b0453a13a66b6d35cf1f979191f178a365f8d4700fee1e8ed7e3c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2009-01-26T16:29:46Z",
    "title_canon_sha256": "03a487135c1ce66a23d589e2d63628367fea4b23e626c51d00b72c424d2173e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.3916",
    "kind": "arxiv",
    "version": 3
  }
}