Pith Number

pith:2M6JNGC2

pith:2025:2M6JNGC243F74H6LGB4T4DBNIT

not attested not anchored not stored refs pending

Optimal Quantum $(r,\delta)$-Locally Repairable Codes From Matrix-Product Codes

Kun Zhou, Meng Cao

arxiv:2508.03597 v1 · 2025-08-05 · 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{2M6JNGC243F74H6LGB4T4DBNIT}

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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

Constructions of Quantum $(r,\delta)$-LRCs from cyclic codes

Receipt and verification

First computed	2026-07-05T11:48:59.612137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d33c96985ae6cbfe1fcb30793e0c2d44eb87d39b07097baf308bf74b08b2a8f1

Aliases

arxiv: 2508.03597 · arxiv_version: 2508.03597v1 · doi: 10.48550/arxiv.2508.03597 · pith_short_12: 2M6JNGC243F7 · pith_short_16: 2M6JNGC243F74H6L · pith_short_8: 2M6JNGC2

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/2M6JNGC243F74H6LGB4T4DBNIT \
  | 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: d33c96985ae6cbfe1fcb30793e0c2d44eb87d39b07097baf308bf74b08b2a8f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd5205844e1eaf0f10b6a41a4814c5cb8bf031f091ac4179dadcd6050dc26c26",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-08-05T16:05:14Z",
    "title_canon_sha256": "bb1299dad47ccdc60f3c60e7bc61b885e5a6156cf42b1c74493d700d12193b6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.03597",
    "kind": "arxiv",
    "version": 1
  }
}