Pith Number

pith:5O7S2SL6

pith:2012:5O7S2SL6QUWKDRH7NOIILTDEGN

not attested not anchored not stored refs pending

Topological study and Lyapunov exponent of a secure steganographic scheme

Christophe Guyeux, Jacques M. Bahi, Nicolas Friot

arxiv:1206.2847 v2 · 2012-06-13 · cs.CR · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5O7S2SL6QUWKDRH7NOIILTDEGN}

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	2026-05-18T00:41:28.312847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebbf2d497e852ca1c4ff6b9085cc6433400805144923ae05ed04906bca6fe2cf

Aliases

arxiv: 1206.2847 · arxiv_version: 1206.2847v2 · doi: 10.48550/arxiv.1206.2847 · pith_short_12: 5O7S2SL6QUWK · pith_short_16: 5O7S2SL6QUWKDRH7 · pith_short_8: 5O7S2SL6

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/5O7S2SL6QUWKDRH7NOIILTDEGN \
  | 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: ebbf2d497e852ca1c4ff6b9085cc6433400805144923ae05ed04906bca6fe2cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "478e005747f53d404ae9197cae94cc4270a0353f77f8a54986fa8f5be5f724f2",
    "cross_cats_sorted": [
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2012-06-13T15:44:05Z",
    "title_canon_sha256": "0bd0f8872182b89c4b123ff670a9abe542ab5b928565943534af798d40ea70ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.2847",
    "kind": "arxiv",
    "version": 2
  }
}