Pith Number

pith:DBN2U6U4

pith:2009:DBN2U6U4DSAMPHYSUW4HX4JBMH

not attested not anchored not stored refs pending

Cryptanalysis of a family of self-synchronizing chaotic stream ciphers

David Arroyo, Gonzalo Alvarez, Jose Maria Amigo, Shujun Li

arxiv:0903.2928 v1 · 2009-03-17 · 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{DBN2U6U4DSAMPHYSUW4HX4JBMH}

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	2026-05-18T03:08:48.072526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

185baa7a9c1c80c79f12a5b87bf12161c120f2c8419cab9862509f83d8166ee2

Aliases

arxiv: 0903.2928 · arxiv_version: 0903.2928v1 · doi: 10.48550/arxiv.0903.2928 · pith_short_12: DBN2U6U4DSAM · pith_short_16: DBN2U6U4DSAMPHYS · pith_short_8: DBN2U6U4

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/DBN2U6U4DSAMPHYSUW4HX4JBMH \
  | 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: 185baa7a9c1c80c79f12a5b87bf12161c120f2c8419cab9862509f83d8166ee2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "620c2ac3bdc4a4ba46af3513c5835f28514aa09aada3c823e91b62b6fa8851e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2009-03-17T09:28:33Z",
    "title_canon_sha256": "4d4ef597179310c6dd80dfe8940c1e5b58ad0b2e668d0b49a9fef36b24e7fa3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.2928",
    "kind": "arxiv",
    "version": 1
  }
}