Pith Number

pith:CUI3QGC2

pith:2017:CUI3QGC2XQX2WKGSRFPB6NPRFZ

not attested not anchored not stored refs pending

Algorithm Substitution Attacks from a Steganographic Perspective

Maciej Liskiewicz, Sebastian Berndt

arxiv:1708.06199 v2 · 2017-08-21 · 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{CUI3QGC2XQX2WKGSRFPB6NPRFZ}

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	2026-05-18T00:31:35.677568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1511b8185abc2fab28d2895e1f35f12e5c3771c11336e656d61e276971b686d9

Aliases

arxiv: 1708.06199 · arxiv_version: 1708.06199v2 · doi: 10.48550/arxiv.1708.06199 · pith_short_12: CUI3QGC2XQX2 · pith_short_16: CUI3QGC2XQX2WKGS · pith_short_8: CUI3QGC2

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/CUI3QGC2XQX2WKGSRFPB6NPRFZ \
  | 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: 1511b8185abc2fab28d2895e1f35f12e5c3771c11336e656d61e276971b686d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eeb192c02499f9640845c91cca924d777b1569bc94bfe924ae4e6bdd126f6aaa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2017-08-21T13:06:23Z",
    "title_canon_sha256": "d47934a129bdd1e61d82bd8e77c2fb06ac2cb9e2cec62bd1a0a6b14716bb847f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.06199",
    "kind": "arxiv",
    "version": 2
  }
}