Pith Number

pith:22XGWJ2F

pith:2006:22XGWJ2FFT2GNQRDO7T2TNSLXA

not attested not anchored not stored refs pending

On the Analysis and Generalization of Extended Visual Cryptography Schemes

DaoShun Wang, Feng Yi, Ping Luo, Xiaobo Li, Yiqi Dai

arxiv:cs/0610172 v1 · 2006-10-31 · 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{22XGWJ2FFT2GNQRDO7T2TNSLXA}

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	2026-07-04T14:57:02.230193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6ae6b27452cf466c22377e7a9b64bb82bb5e74ac67babd850d7ba8e2a901c8d

Aliases

arxiv: cs/0610172 · arxiv_version: cs/0610172v1 · doi: 10.48550/arxiv.cs/0610172 · pith_short_12: 22XGWJ2FFT2G · pith_short_16: 22XGWJ2FFT2GNQRD · pith_short_8: 22XGWJ2F

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/22XGWJ2FFT2GNQRDO7T2TNSLXA \
  | 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: d6ae6b27452cf466c22377e7a9b64bb82bb5e74ac67babd850d7ba8e2a901c8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f88a3881e4f915dc5c769cc63c651ea3685e91fd63908d6006f7254b05637733",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.CR",
    "submitted_at": "2006-10-31T03:43:13Z",
    "title_canon_sha256": "b8e96174dc1ce78ab25464253a339623d847fbe002de41511db17bcd37d11657"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0610172",
    "kind": "arxiv",
    "version": 1
  }
}