Pith Number

pith:M6RVZD4F

pith:2024:M6RVZD4FRKLIX2ZMGDRLCVAI33

not attested not anchored not stored refs pending

Parameterized quantum comb and simpler circuits for reversing unknown qubit-unitary operations

Lei Zhang, Tengxiang Lin, Xin Wang, Yingjian Liu, Yin Mo, Yu-Ao Chen

arxiv:2403.03761 v2 · 2024-03-06 · quant-ph · cs.IT · cs.LG · 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{M6RVZD4FRKLIX2ZMGDRLCVAI33}

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	2026-07-05T10:19:22.486649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67a35c8f858a968beb2c30e2b15408decb0c3caa1e8477708d0237706c62b952

Aliases

arxiv: 2403.03761 · arxiv_version: 2403.03761v2 · doi: 10.48550/arxiv.2403.03761 · pith_short_12: M6RVZD4FRKLI · pith_short_16: M6RVZD4FRKLIX2ZM · pith_short_8: M6RVZD4F

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/M6RVZD4FRKLIX2ZMGDRLCVAI33 \
  | 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: 67a35c8f858a968beb2c30e2b15408decb0c3caa1e8477708d0237706c62b952

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b80cc48fb0027ab3aa6c2c529ac7e9d73cc8ed1bef31d55a31f8cc10f95172e",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-03-06T14:53:24Z",
    "title_canon_sha256": "fe43522665738f311a5c81233ac6db8934aff3ac3d813b3fb1251dde6e64bc4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.03761",
    "kind": "arxiv",
    "version": 2
  }
}