Pith Number

pith:4ST3YIPD

pith:2019:4ST3YIPDHRQRXJMRUK2PXLORII

not attested not anchored not stored refs pending

Equivalence Checking of Quantum Finite-State Machines

Junyi Liu, Mingsheng Ying, Qisheng Wang

arxiv:1901.02173 v3 · 2019-01-08 · cs.FL · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4ST3YIPDHRQRXJMRUK2PXLORII}

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	2026-07-05T04:55:59.722829Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4a7bc21e33c611ba591a2b4fbadd14227873841d0c7d937d6c7f1a94e9cdf10

Aliases

arxiv: 1901.02173 · arxiv_version: 1901.02173v3 · doi: 10.48550/arxiv.1901.02173 · pith_short_12: 4ST3YIPDHRQR · pith_short_16: 4ST3YIPDHRQRXJMR · pith_short_8: 4ST3YIPD

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/4ST3YIPDHRQRXJMRUK2PXLORII \
  | 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: e4a7bc21e33c611ba591a2b4fbadd14227873841d0c7d937d6c7f1a94e9cdf10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a454cc44bd5c84d2b99d0ff09bdda70a086f2ebd02d263e026edd3c3f1de6ba6",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2019-01-08T06:43:03Z",
    "title_canon_sha256": "d3d31a359fb828b5244f550711a447c8bef115ee96f84d7644466f248a8a221a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.02173",
    "kind": "arxiv",
    "version": 3
  }
}