Pith Number

pith:4OIZSFNE

pith:2013:4OIZSFNEPIHLARCTEQNSMKLR2Q

not attested not anchored not stored refs pending

A chaotic image encryption scheme owning temp-value feedback

Kwok-Wo Wong, Leo Yu Zhang, Xiaobo Hu, Yuansheng Liu

arxiv:1304.2612 v2 · 2013-04-09 · 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{4OIZSFNEPIHLARCTEQNSMKLR2Q}

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	2026-05-18T02:50:51.898945Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3919915a47a0eb04453241b262971d406f8ceb9430898761fcc785a1d735c6d

Aliases

arxiv: 1304.2612 · arxiv_version: 1304.2612v2 · doi: 10.48550/arxiv.1304.2612 · pith_short_12: 4OIZSFNEPIHL · pith_short_16: 4OIZSFNEPIHLARCT · pith_short_8: 4OIZSFNE

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/4OIZSFNEPIHLARCTEQNSMKLR2Q \
  | 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: e3919915a47a0eb04453241b262971d406f8ceb9430898761fcc785a1d735c6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1024c25572397d2f040eb3291736bb2e8a76ce6ab4d13af1b8c993b64019f39",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2013-04-09T14:36:15Z",
    "title_canon_sha256": "fa82e3a92d46c552e0ee8d3739dda9eb5c33ed45de97e5e394f8c977641649b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.2612",
    "kind": "arxiv",
    "version": 2
  }
}