Pith Number

pith:N2EJPWIS

pith:2012:N2EJPWISM5JYAYRVTP7DHQDWF3

not attested not anchored not stored refs pending

Breaking a novel colour image encryption algorithm based on chaos

Chengqing Li, Kwok-Wo Wong, Rong Ou, Yu Zhang

arxiv:1203.5467 v1 · 2012-03-25 · cs.CR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N2EJPWISM5JYAYRVTP7DHQDWF3}

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	2026-05-18T03:59:14.974933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e8897d91267538062359bfe33c0762eccf6d789d5be407850332d4eb29d76c7

Aliases

arxiv: 1203.5467 · arxiv_version: 1203.5467v1 · doi: 10.48550/arxiv.1203.5467 · pith_short_12: N2EJPWISM5JY · pith_short_16: N2EJPWISM5JYAYRV · pith_short_8: N2EJPWIS

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/N2EJPWISM5JYAYRVTP7DHQDWF3 \
  | 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: 6e8897d91267538062359bfe33c0762eccf6d789d5be407850332d4eb29d76c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f4101252ae2bceb3ef755ead0da650fb110946331a64cfbd5019ad5fa222329",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2012-03-25T02:58:26Z",
    "title_canon_sha256": "f3987d9eb49cbde8c7ca07556e71b64900ebaacbc84f216abe1d039d5556a623"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5467",
    "kind": "arxiv",
    "version": 1
  }
}