Pith Number

pith:OVN2QUUN

pith:2020:OVN2QUUNGY6WX7LBBRMWQJTVCY

not attested not anchored not stored refs pending

A Depth-Aware Swap Insertion Scheme for the Qubit Mapping Problem

Chi Zhang, Eddy Z. Zhang, Wonsun Ahn, Yanhao Chen, Youtao Zhang, Yuwei Jin

arxiv:2002.07289 v1 · 2020-02-17 · cs.ET · 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{OVN2QUUNGY6WX7LBBRMWQJTVCY}

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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.

Cited by

1 paper in Pith

Leveraging Phase Polynomials for Quantum Circuit Optimization

Receipt and verification

First computed	2026-07-05T00:42:01.695827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

755ba8528d363d6bfd610c5968267516337e5ede7a71e4be8f252a0f67ac1ee7

Aliases

arxiv: 2002.07289 · arxiv_version: 2002.07289v1 · doi: 10.48550/arxiv.2002.07289 · pith_short_12: OVN2QUUNGY6W · pith_short_16: OVN2QUUNGY6WX7LB · pith_short_8: OVN2QUUN

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/OVN2QUUNGY6WX7LBBRMWQJTVCY \
  | 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: 755ba8528d363d6bfd610c5968267516337e5ede7a71e4be8f252a0f67ac1ee7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f3b96a09cc17d36f3fbb8d4e8e8887e5f752c4273e1aa9616ba19da73cf2600",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2020-02-17T22:42:02Z",
    "title_canon_sha256": "3dbdafe41f04a9548032fe4376f6fe3baf128500fc9b4cd41d950e68990dfc16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.07289",
    "kind": "arxiv",
    "version": 1
  }
}