Pith Number

pith:WVDKSH2D

pith:2015:WVDKSH2DJT4EG7TNYEHIDDIUUK

not attested not anchored not stored refs pending

A Secure Cyclic Steganographic Technique for Color Images using Randomization

Jamil Ahmad, Khan Muhammad, Naeem Ur Rehman, Rashid Jalal Qureshi, Zahoor Jan

arxiv:1502.07808 v1 · 2015-02-27 · cs.MM · 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{WVDKSH2DJT4EG7TNYEHIDDIUUK}

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	2026-05-18T02:26:02.125894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b546a91f434cf8437e6dc10e818d14a2bf4d8dc61839de22a38095831170d0c2

Aliases

arxiv: 1502.07808 · arxiv_version: 1502.07808v1 · doi: 10.48550/arxiv.1502.07808 · pith_short_12: WVDKSH2DJT4E · pith_short_16: WVDKSH2DJT4EG7TN · pith_short_8: WVDKSH2D

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/WVDKSH2DJT4EG7TNYEHIDDIUUK \
  | 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: b546a91f434cf8437e6dc10e818d14a2bf4d8dc61839de22a38095831170d0c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f6ae29c8ae1c943827b3914758563b377ef8da7c16af14329b836302af78583",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2015-02-27T03:05:43Z",
    "title_canon_sha256": "d5cdf5a5e808f77ae338563fa21046ebf66aab66d2eaa397b10c7c21d50cb52c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.07808",
    "kind": "arxiv",
    "version": 1
  }
}