Pith Number

pith:7K2GJRFI

pith:2019:7K2GJRFIPIP3KMJGB2F7YSREHN

not attested not anchored not stored refs pending

Smart Contract Design Meets State Machine Synthesis: Case Studies

Dmitrii Suvorov, Vladimir Ulyantsev

arxiv:1906.02906 v1 · 2019-06-07 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7K2GJRFIPIP3KMJGB2F7YSREHN}

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	2026-05-17T23:43:55.711651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fab464c4a87a1fb531260e8bfc4a243b4354d586fdaa9bbb79711437faaa5374

Aliases

arxiv: 1906.02906 · arxiv_version: 1906.02906v1 · doi: 10.48550/arxiv.1906.02906 · pith_short_12: 7K2GJRFIPIP3 · pith_short_16: 7K2GJRFIPIP3KMJG · pith_short_8: 7K2GJRFI

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/7K2GJRFIPIP3KMJGB2F7YSREHN \
  | 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: fab464c4a87a1fb531260e8bfc4a243b4354d586fdaa9bbb79711437faaa5374

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7df132c881d3f656e1ec900eb3c4b31e15b2151d78a4438fa4f54ef98760d64e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2019-06-07T05:41:56Z",
    "title_canon_sha256": "72b68269872a0b5d8ef18da5ca667a1d2beb70c1aad0f7268b0e81bbbd900791"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.02906",
    "kind": "arxiv",
    "version": 1
  }
}