Pith Number

pith:35KGSKHE

pith:2019:35KGSKHEQFZES5XUAJFBUN5KUB

not attested not anchored not stored refs pending

Image Steganography using Gaussian Markov Random Field Model

Jiangqun Ni, Wenkang Su, Xianglei Hu, Yuanfeng Pan, Yun-Qing Shi

arxiv:1908.01483 v1 · 2019-08-05 · 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{35KGSKHEQFZES5XUAJFBUN5KUB}

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	2026-07-04T23:51:30.908827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df546928e481724976f4024a1a37aaa076d25b895216333a8cf62dcba488a021

Aliases

arxiv: 1908.01483 · arxiv_version: 1908.01483v1 · doi: 10.48550/arxiv.1908.01483 · pith_short_12: 35KGSKHEQFZE · pith_short_16: 35KGSKHEQFZES5XU · pith_short_8: 35KGSKHE

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/35KGSKHEQFZES5XUAJFBUN5KUB \
  | 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: df546928e481724976f4024a1a37aaa076d25b895216333a8cf62dcba488a021

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e08ebc4b5e0bbf92e4bd844559a2ef7ce44c5549eb15a0778d0de2cb6b9fd7da",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2019-08-05T06:22:39Z",
    "title_canon_sha256": "bc5586f886d826053ed6161801c8e89b192cbc3714cc48732de6b3513a28e606"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01483",
    "kind": "arxiv",
    "version": 1
  }
}