Pith Number

pith:KME6VHX7

pith:2016:KME6VHX7P4USUYMZ6E3BH62S4S

not attested not anchored not stored refs pending

Information-Theoretical Analysis of Two Shannon's Ciphers

Boris Ryabko

arxiv:1605.00214 v1 · 2016-05-01 · cs.CR · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KME6VHX7P4USUYMZ6E3BH62S4S}

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	2026-05-18T01:15:56.426443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5309ea9eff7f292a6199f13613fb52e4a88f49586cb0c91df673daa0c88b52da

Aliases

arxiv: 1605.00214 · arxiv_version: 1605.00214v1 · doi: 10.48550/arxiv.1605.00214 · pith_short_12: KME6VHX7P4US · pith_short_16: KME6VHX7P4USUYMZ · pith_short_8: KME6VHX7

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/KME6VHX7P4USUYMZ6E3BH62S4S \
  | 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: 5309ea9eff7f292a6199f13613fb52e4a88f49586cb0c91df673daa0c88b52da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c00c1a2e4fe5f25b4d77397b32307c0d223521edc320accff867d6877dd7490",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2016-05-01T08:13:31Z",
    "title_canon_sha256": "8c144c21dd97467715f5a203159c79fe82d6899f8cf63f2bcefcedd67f40df82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.00214",
    "kind": "arxiv",
    "version": 1
  }
}