Pith Number

pith:WIWDFE6Y

pith:2019:WIWDFE6Y3AUQCWYUO7PT7QRETE

not attested not anchored not stored refs pending

Constructive Non-Linear Polynomial Cryptanalysis of a Historical Block Cipher

Marios Georgiou, Nicolas T. Courtois

arxiv:1902.02748 v1 · 2019-02-07 · cs.CR · math.AG · math.CO · math.GR · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WIWDFE6Y3AUQCWYUO7PT7QRETE}

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	2026-05-17T23:54:32.320952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b22c3293d8d829015b1477df3fc2249921d207fdd0ff325023c17a370ac890b4

Aliases

arxiv: 1902.02748 · arxiv_version: 1902.02748v1 · doi: 10.48550/arxiv.1902.02748 · pith_short_12: WIWDFE6Y3AUQ · pith_short_16: WIWDFE6Y3AUQCWYU · pith_short_8: WIWDFE6Y

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/WIWDFE6Y3AUQCWYUO7PT7QRETE \
  | 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: b22c3293d8d829015b1477df3fc2249921d207fdd0ff325023c17a370ac890b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd1bf378dcd3ecd7c27a0706953bf7f588d20bb8a023edb7318848b2e68cc35a",
    "cross_cats_sorted": [
      "math.AG",
      "math.CO",
      "math.GR",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-02-07T17:46:22Z",
    "title_canon_sha256": "5a8be24a877b495de4ee03a83c3763b15d74d907a8611248a346b0faa910b4f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02748",
    "kind": "arxiv",
    "version": 1
  }
}