Pith Number

pith:22KNVYM3

pith:2016:22KNVYM3SSTHOZR3JZMUPUT7WV

not attested not anchored not stored refs pending

Physical Zero-Knowledge Proofs for Akari, Takuzu, Kakuro and KenKen

Jannik Dreier (CASSIS), Jean-Guillaume Dumas (CASYS), Pascal Lafourcade (LIMOS), Xavier Bultel (LIMOS)

arxiv:1606.01045 v1 · 2016-06-03 · 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{22KNVYM3SSTHOZR3JZMUPUT7WV}

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	2026-05-18T01:12:59.380862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d694dae19b94a677663b4e5947d27fb57dbc46b8094e8a521eff54a16464ebd7

Aliases

arxiv: 1606.01045 · arxiv_version: 1606.01045v1 · doi: 10.48550/arxiv.1606.01045 · pith_short_12: 22KNVYM3SSTH · pith_short_16: 22KNVYM3SSTHOZR3 · pith_short_8: 22KNVYM3

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/22KNVYM3SSTHOZR3JZMUPUT7WV \
  | 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: d694dae19b94a677663b4e5947d27fb57dbc46b8094e8a521eff54a16464ebd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7957a221cf5bba65bb02e6154e8d3405c54d820c66712e1748f5d6fa20289863",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2016-06-03T11:09:14Z",
    "title_canon_sha256": "52f71546b5bec13f7b9500d083d0ec509582f36648eea506918008c8ecdbdd82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.01045",
    "kind": "arxiv",
    "version": 1
  }
}