Pith Number

pith:NKFLS7RM

pith:2004:NKFLS7RMGQOMMALXWHNXEDUC7I

not attested not anchored not stored refs pending

Breaking a chaos-based secure communication scheme designed by an improved modulation method

Gonzalo \'Alvarez, Guanrong Chen, Shujun Li

arxiv:nlin/0411007 v2 · 2004-11-03 · 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{NKFLS7RMGQOMMALXWHNXEDUC7I}

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	2026-05-18T01:08:49.208885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a8ab97e2c341cc60177b1db720e82fa0b2441ac12737394d9e6ced52270a640

Aliases

arxiv: nlin/0411007 · arxiv_version: nlin/0411007v2 · doi: 10.48550/arxiv.nlin/0411007 · pith_short_12: NKFLS7RMGQOM · pith_short_16: NKFLS7RMGQOMMALX · pith_short_8: NKFLS7RM

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/NKFLS7RMGQOMMALXWHNXEDUC7I \
  | 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: 6a8ab97e2c341cc60177b1db720e82fa0b2441ac12737394d9e6ced52270a640

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e86ec35aa6cb89e9afbd732b9c9dafd836e86dbfe16a9dc0ff529102723777e0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nlin.CD",
    "submitted_at": "2004-11-03T06:16:47Z",
    "title_canon_sha256": "73be5fe1b7b8cb279a7fcbc32db84ea78ca0969bf32325b0cb84e5a809a79ca3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nlin/0411007",
    "kind": "arxiv",
    "version": 2
  }
}