Pith Number

pith:TDHNPZNO

pith:2020:TDHNPZNO5MQGVTMQWYROT3POKS

not attested not anchored not stored refs pending

Quantum error-correcting codes from matrix-product codes related to quasi-orthogonal and quasi-unitary matrices

Meng Cao

arxiv:2012.15691 v2 · 2020-12-31 · cs.IT · math.IT · quant-ph

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TDHNPZNO5MQGVTMQWYROT3POKS}

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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

Quasi-Orthogonal Stabilizer Design for Efficient Quantum Error Suppression

Receipt and verification

First computed	2026-07-05T05:11:33.987392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98ced7e5aeeb206acd90b622e9edee5480b29343bae36ce70516f48f067a9875

Aliases

arxiv: 2012.15691 · arxiv_version: 2012.15691v2 · doi: 10.48550/arxiv.2012.15691 · pith_short_12: TDHNPZNO5MQG · pith_short_16: TDHNPZNO5MQGVTMQ · pith_short_8: TDHNPZNO

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/TDHNPZNO5MQGVTMQWYROT3POKS \
  | 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: 98ced7e5aeeb206acd90b622e9edee5480b29343bae36ce70516f48f067a9875

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99325187e96972e2e7f25033a07d800fdc4ae34aad62b0f8d6deda4386e4d944",
    "cross_cats_sorted": [
      "math.IT",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2020-12-31T16:17:37Z",
    "title_canon_sha256": "9d7297902ee1595b48aab2dff6eeb61c26dfc68a56deae71eb550b102d534be2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.15691",
    "kind": "arxiv",
    "version": 2
  }
}